The Best Dell Latitude 1020 Wifi Wireless Card
Nowadays, there are so many products of dell latitude 1020 wifi wireless card in the market and you are wondering to choose a best one.You have searched for dell latitude 1020 wifi wireless card in many merchants, compared about products prices & reviews before deciding to buy them.
You are in RIGHT PLACE.
Here are some of best sellings dell latitude 1020 wifi wireless card which we would like to recommend with high customer review ratings to guide you on quality & popularity of each items.
569 reviews analysed
1. Ubit Wireless Bluetooth Mu Mimo Ultra Low
Product Highlights
- ⑤ If you do not have a CD Rom or having difficulty with the CD please visit “www.evisionde.com” or get support by sending email at [email protected]
- ② 2.4Gbps Max Speed — Next-gen speeds up to 2.4Gbps (2402 Mbps on 5 GHz or 574 Mbps on 2 4 GHz) reduce lag so you can enjoy ultra-responsive real-time gaming, video call or an immersive VR experience.
- ① WiFi 6 (802.11ax) Wi-Fi Certified — By implementing the new 802.11ax standard, with its unique features such as OFDMA, 1024QAM, Target Wake Time (TWT), and spatial reuse, the Ubit Wi-Fi 6 AX200 WiFi card enables smooth streaming of high resolution videos, fewer dropped connections, and faster connections farther away from the router and in dense environments.
- ③ 5.0 Bluetooth Version — Bluetooth 5.0 gives you powerful wireless data connectivity between your computer and Bluetooth enabled devices such as headphones, mouse, keyboard, speaker, cellphone, and more, allowing for seamless connectivity, better productivity, and an uninterrupted workflow.
- ④ Advanced Encryption — Browse safely knowing that your high-speed WiFi is protected from hackers and malware via advanced 64-bit and 128-bit WEP, TKIP, 128-bit AES-CCMP, 256-bit AES-GCMP encryption.
By feature
Description
Value for money is the ultimate aim of every person out there. You want the best you can (Or better) for the bucks you pay. In terms of Dell Latitude 1020 Wifi Wireless Card, Ubit Wireless Bluetooth Mu Mimo Ultra Low would be your best bet for getting a value for money. Launched Quite time Ago Ubit Wireless Bluetooth Mu Mimo Ultra Low was the best-sold product and even today, the sales number speak.
Having such amazing features, all this is bundled up at a cost, which may seem high for few, but is actually very good if you compare its features. Our bet is Ubit Wireless Bluetooth Mu Mimo Ultra Low would be the Best Dell Latitude 1020 Wifi Wireless Card for Money.
2. USB Wifi Adapter 1200Mbps TECHKEY USB 3.0 Wifi Dongle 802.11 ac Wireless Network Adapter with Dual Band 2.4GHz/300Mbps+5GHz/866Mbps 5dBi High Gain Antenna for Desktop Windows XP/Vista/7/8/10 Linux Mac
Product Highlights
- SAY GOODBYE TO SPOTTY WIFI DEAD ZONES- You shouldn’t have to put up with slow internet speeds at home, even if you’re outside. Thanks to this 2.4 GHz and 5.0 GHz USB Adapter you won’t have to! With 100 yards of coverage feel FREE to surf from your bedroom porch or garage. It’s perfect for gaming as well! IT’S SIMPLE: 1) Plug it in 2) Install the Driver and 3) GO. That’s true whether you’re using Windows 10 8.1 8 7 Vista XP Mac 10.4-10.14.1.
- WE CARE – ZTESY has been in business for over ten years and have been the solution of choice for large corporations who need reliable technology. With a super fast and reliable customer service team, we believe that connection and communication is one of the most important aspects of life. We know that technology can be an incredible gift and are proud that our products can help you connect to the world more seamlessly.
- YOUR OWN SECURE WIRLESS NETWORK- The AC1200 series is supported by all WLAN routers: WPA/WPA2/WEP. And it’s undisturbed by other normally interfering devices like Bluetooth or cordless phones. Which means you won’t have unexpected dropped calls or loss of signal quality Period.
- REACH YOUR FULL POTENTIAL – You may be fed up with your old modem or router or have a broken internet card or antenna but you don’t need to replace it! At up to 300Mbps 802.11n or 867Mbps 802.11AC, this Wifi Adapter is guaranteed to get you FASTER speeds.
- WE OFFER THE REAL WIFI ADAPTERS WITH A 18-Month WARRANTY- We want to make sure that you are happy with our products for a LONG time, not just a couple of days. That’s why we’re constantly updating our drivers for you. Because we stand behind EVERY Dual Band Wireless USB Adapter we make.
Description
If you are the sort of a person who doesn’t compromise on quality and is ready to shell a little extra then USB Wifi Adapter 1200Mbps TECHKEY USB 3.0 Wifi Dongle 802.11 ac Wireless Network Adapter with Dual Band 2.4GHz/300Mbps+5GHz/866Mbps 5dBi High Gain Antenna for Desktop Windows XP/Vista/7/8/10 Linux Mac is your choice. They say you either buy a quality product once or buy cheap products every day, the cost comes to same.
The new USB Wifi Adapter 1200Mbps TECHKEY USB 3.0 Wifi Dongle 802.11 ac Wireless Network Adapter with Dual Band 2.4GHz/300Mbps+5GHz/866Mbps 5dBi High Gain Antenna for Desktop Windows XP/Vista/7/8/10 Linux Mac comes with best Price. It is industry’s most trusted, most preferred and quality Dell Latitude 1020 Wifi Wireless Card and it considered as Gold Standard by many users as well as non-users.
If you are looking for a long-time investment with a quality Dell Latitude 1020 Wifi Wireless Card then don’t look beyond USB Wifi Adapter 1200Mbps TECHKEY USB 3.0 Wifi Dongle 802.11 ac Wireless Network Adapter with Dual Band 2.4GHz/300Mbps+5GHz/866Mbps 5dBi High Gain Antenna for Desktop Windows XP/Vista/7/8/10 Linux Mac. The product is featured, highlighted and appreciated in Reviews of Dell Latitude 1020 Wifi Wireless Card in 2020 and this has been backed by many users.
3. Cudy Wu1300s 1300Mbps Wireless Compatible
Product Highlights
- AC1300 WiFi SPEED – Up to 400Mbps on 2.4GHz and 867Mbps on 5GHz. Provides long range and lag free connection throughout the house, upgrades your PCs /laptops to 802.11ac, 3 times faster than wireless N speeds
- USB 3.0 PORT – Unlike other AC1200 USB 2.0 Wireless adapters, this product offers a blazing fast USB 3.0 port. The maximum speed of USB 2.0 port is only 480Mbps, obsolutely cannot meet the high speed of 867Mbps on 5GHz, so if you buy a AC1200 wifi adapter with a usb 2.0 port, it is impossible to reach the peak speed of 5GHz 867Mbps even in theory. But USB 3.0 is different, its transmission speed is 10 times of USB 2.0 Port , which can fully meet the AC1300 Wi-Fi speed transmit requirement.
- COMPACT AND CONVENIENT. Wi-Fi USB adapter WU1300’s compact design is convenient to carry for mobile users, you can just plug it into the USB port, and take it everywhere, no need to worry about blocking adjacent USB interfaces or that the adapter may fall out.
- SOFT-AP. With Soft-AP mode, this Wireless USB adapter can turn a wired internet connection to a PC or Laptop into a Wi-Fi hotspot, offer WiFi signal to your mobile devices.
- GOOD COMPATIBILITY. Compatible with Windows 10/8.1/8/7/Vista and Mac OS. Works with any router. We offer a CD which contains the driver in the package, you can follow the paper instructions to install the driver. In the same time, if a CD ROM is not convenient for you, we also offer a download address which printed on the manual, you can get the driver from the link.
By feature
Description
Going ahead with our list, we have something very specific to a specific audience. Yes, Cudy Wu1300s 1300Mbps Wireless Compatible has a very selective audience with specific taste. It satisfies customer expectations (Given that your expectations don’t cross a limit) and it adds value for money but more importantly, it adds a style to the user which can be your fashion statement.
Cudy Wu1300s 1300Mbps Wireless Compatible is definitely the must-buy for those who need a little of both quality and price efficiency and as per our analysis, Cudy Wu1300s 1300Mbps Wireless Compatible easily gets the award of Best Dell Latitude 1020 Wifi Wireless Card Under 100$.
4. Deal4go 9260Ngw 802 11Ac 1730Mbps Bluetooth
Product Highlights
- Supports 2.4GHz and 5GHz Dual Band with Bluetooth 5.0, Complies with IEEE 802.11AC/A/B/G/N standards and downlink MU-MiMO.
- Wireless 5GHz data rate up to 1730Mbps, 2.4GHz up to 300Mbps (The router must on 160MHz).
- Supported Operating Systems: ONLY work on Windows 10* 64bit (Compatibility NOTE: NOT works with Windows 7/8/8.1).
- Compatible with Samsung /Dell/Sony/Acer/ASUS/MSi/Clevo/Terransforce/Hasee etc Laptop PC. (NOt support IBM/Thinkpad/Lenovo/HP laptop, if it can use after rewrite the whitelist ).
- Connector interface: M.2 2230 or M.2 1216 (Not for (M2:CNVi)), IPEX4 Antenna connector.
Description
The Wireless-AC 9260ac adapter supports Bluetooth+ 5 and 2×2 802.11ac Wi-Fi including wave features such as 160MHz channels, delivering up to 1.73Gbps and downlink MU-MIMO. These new features deliver a significant increase in user speeds in dense deployments, supporting fast downloads and long battery life compared to legacy 802.11ac devices. Combined with Core processors and exceptional Intel wireless innovations, the Wireless-AC 9260 can provide Gigabit download speed and dramatically improve your connected experience at home, work, or on the go.
Specifications
Model: 9260NGW
Connector interface: M.2 2230 or M.2 1216 (Not for (M2:CNVi))
System Interface Type: PCIe, USB
Antenna connector: IPEX 4 / iPX 4 Connector
Wireless data rate:
5GHz up to 1730Mbps (You router must support 160MHz)
2.4GHz up to 300Mbps
Streams: 2 x 2
Bluetooth: Bluetooth 5.0
Antenna Diversity: Supported
MU-MIMO: Yes
Frequency: Dual Band 2.4GHz / 5GHz
IEEE WLAN Standard: IEEE 802.11a/b/g/n/ac, 802.11d, 802.11e, 802.11h, 802.11i, 802.11w, 802.11r, 802.11k, 802.11v
Operating Systems: Windows 10 32/64-bit (NOt support Windows 7/8/8.1)
Dimension (H x W x D): 22 x 30 x 2.4 mm
Package Includes:
1x 9260NGW M2 NGFF WLAN Card
1x Screws
1x Holder Bracket
5. Lotekoo 300Mbps Adapter Wireless Network
Product Highlights
- Wireless Standards: IEEE 802.11n/g/b. RTL8192EU Chipset, 2.4GHz Enhanced 300Mbps Wireless data transmission rate,wide range and ultra speed.
- Powerful Warranty: Free 18 months warranty and lifelong time technial support. Driver CD included, You could download driver from this link “goo.gl/sh2k6v” or “goo.gl/9CsCwt”.
- Wide Compatibility: Perfect for PC Laptop Desktop, Support Windows 10/8.1/8/7/XP/Vista, Mac OS 10.4-10.8 (not work for Mac OS 10.9-10.15), Linux.
- Plug-and-Play for Windows 10: No need to install drivers for Windows 10! You can simply insert this wifi adapter to get connected, the indicator light is flashing means works well.
- Internal Antenna & Save Space: The internal omni-directional antenna for increased coverage and stability, easy to carry and no space occupation with mini size.
By feature
Description
This LOTEKOO USB Wifi Adapter turn your existing Laptop Desktop PC wireless, allows you to connect Desktop/Laptop/PC to a wireless network and access high-speed Internet connection.
Specifications:
– Wireless Standards: IEEE 802.11n/g/b, Work on 2.4GHz Band
– Host Interface: USB2.0, both work on USB 2.0/3.0 port
– Antenna type: Internal Antenna
– Data Security: 64/128-bit WEP Encryption WPA, WPA-PSK, WPA2, WPA2-PSK, TKIP/AES
– Operating Systems: Windows 2000/XP/Vista/7/8/10/MAC OS 10.4-10.8(Not work for Mac OS 10.9-10.15) /Linux
Plug-and-Play for Windows 10:
– No drivers required for Windows 10! It is easy to use, you need just plug and play, the indicator light is flashing means works well.
– For others operating systems, please install the driver first and it is easy to install.
Driver CD included & Driver download link:
goo.gl/sh2k6v
In case the driver from this link not work, you could try this one: “goo.gl/9CsCwt”
Package Includes:
1 x 300Mbps Wifi Adapter
1 x Driver CD
Powerful Warranty:
Free 18 months warranty and lifelong time technial support. If any issues with this item, we will send a replacement or refund. Solve your problem within 18 hours.
☆ Contact us now! Click “LOTEKOO Direct” → “Have a question for LOTEKOO Direct?” → “Ask a question”.
6. Febsmart Wireless Bluetooth Pcs 2 4Ghz Fs N600bt
Product Highlights
- 5. Compatible with Windows 10, 8.1, 8, 7, XP (32/64bit) system and Windows Server 2003, 2003R2, 2008, 2008R2, 2012, 2012R2, 2016, 2019(32/64bit) systems. NOT works on Windows Vista system.
- 4.Designed the bluetooth version 4.0 with enhance data rate technology, will allow users get high performance, low lantacy wireless audio tranmisstion such as bluetooth headsets, speakers, soundbars, audios systems etc.
- 2. Based on qualcomm atheros network bluetooth solution. Packed with 6dBi external antenna to improve wireless network reliability and reception performance. Low profile and full height bracket inside work on both slim and standard size PCs.
- 1.This FS-N600BT will add high speed 802.11 N wireless network and bluetooth 4.0 on desktop computers through a PCIE X1 slot. Allow desktop computers connect to WiFi signal at 2.4GHz 300Mbps and 5GHz 300Mbps max throughput for online gaming and HD video streaming.
- 3. Seamless connect to wireless 802.11 ax/ac/a/b/g/n network modems. Comply with 64/128 WEP, WPA/WPA2, WPA-PSK/WPA2-PSK(TKIP/AES) security protocol. PCIE X1 interface design works on motherboard PCIE X1, X4, X8, X16 slot.
By feature
7. Edup Bluetooth Wireless Network Adapter
Product Highlights
- WiFi 6 Card with Bluetooth 5.0 Adapter — supports OFDMA and AX MU-MIMO technology, the AX3000 wireless card provides up to 4x more capacity than AC WiFi to connect more devices at once
- PCI Express WiFi Card with More Coverage — The beamforming and 2 x 6dBi high-gain antennas in the wifi 6 adapter work together to adapt your WiFi and focus signal strength towards your devices for stronger, more reliable coverage
- Wi-FI 6 Card with Bluetooth 5. 0 Technology: Our bluetooth use brand new 5. 0 technology that expand the range of 4 x bluetooth signal, no need to worry the signal will be weak in the room and waiting long time for transport the large files, the new bluetooth 5. 0 will solve this problem, and it can connect with the mouse, earphone, keyboard and other bluetooth devices ( Note: you have to insert the power cable to the Motherboard 9-pin interface for Bluetooth function )
- EDUP PCIe Wireless Network Card with Wi-Fi 6 Technology– This Wifi 6 Card delivers higher peak data rates and up to 4x capacity in dense or congested environments. With Intel AX200, 2400Mbps over 5GHz or 600Mbps over 2 4GHz for online gaming and 8K Ultra HD video streaming, all without buffering
- Service & Warranty — Please make the Free Support call: 3232481976 , If you have any questions about our products, thank you very much
- Install Driver Tips: If the CD can not be used, please download the driver from website : szedup.com/ep9636dl/
- Note: This WiFi device not work with the motherboard of Lenovo and Dell
- One year manufacturer replacement and 45 days no questions asked return policy
- Upgrade your Wi Fi speeds up to 3000Mbps. Frequency 5. 8GHz up to 2400Mbps, Frequency 2. 4GHz up to 600Mbps. It is the best choice for desktop for online gaming and 4K Ultra HD video streaming. Backward Compatible with IEEE 802. 11 ac/b/g/n. Support WIFI 6 ROUTER , TP-Link Wi-Fi 6 AX3000, ASUS ROG GT-AX11000 /NETGEAR Nighthawk AX8/ Linksys Velop WiFi 6 Mesh Router
- Excellent Compatibility — Support OS Windows 10 64-bit for desktop
By feature
Description
Edup Bluetooth Wireless Network Adapter is another one which falls under Dell Latitude 1020 Wifi Wireless Card for money. It is most regularly advertised product and we see ads of it almost everywhere. In the past, Edup Bluetooth Wireless Network Adapter ’s parent company decided to launch a new line of Dell Latitude 1020 Wifi Wireless Card and that is what has revived them. Edup Bluetooth Wireless Network Adapter has really upgraded itself to the current style and market changes and the best part of Edup Bluetooth Wireless Network Adapter is amazing features.
8. Edup Love Ac1300mbps Wireless 10 4 10 14
Product Highlights
- Advance Chipset 8812BU bring faster speed and more stable signal
- Backwards compatible with USB 2.0
- Wi-Fi Hot Spot & Warranty: You can create a Hot spot with the Soft AP Function for more wifi devices；One year manufacturer replacement warranty and 45 days no questions asked return policy.( If have any question, please contact us via amazon message or email to [email protected] )
- EDUP LOVE USB 3.0 WiFi Adapter: USB 3.0 port Wi-Fi adapter transfer rates of up to 5Gbps-10 times faster than USB 2.0, ensures Wi-Fi adapter maximum throughput performance and more stable internet connection
- Widely Compatibility: Support OS Windows XP / 10 / 8 / 8.1 / 7 / Vista ( Plug and Play for Windows 10 ) / Mac OS 10.6 -10.15 for MacBook / Desktop PC / Laptop
- Chip: 8812BU Chipset
- Install Driver : First install the driver from U Flash Disk ( Included in the package ), then plug the Wi-Fi Adapter into your PC. Also can contact us to download the driver from website link (( szedup.com/support/driver-download/ep-ac1617-driver/ ))
- Wireless Standards IEEE 802.11 a/b/g/n/ac
- Ultra-Speed &Stable Signal: Upgrades your WiFi card to 1300Mbps Wi-Fi speeds. Offering 867Mbps over 5GHz or 400Mbps over 2. 4GHz for online gaming and 4K Ultra HD video streaming
By feature
Description
Edup Love Ac1300mbps Wireless 10 4 10 14 is present in top 10 since a long time. In terms of customer satisfaction and ease of use, Edup Love Ac1300mbps Wireless 10 4 10 14 wins the users. Most of them who buy Edup Love Ac1300mbps Wireless 10 4 10 14 once wont by anything else although it offers very limited features and specifications.
The only reason for brand loyalty is ease of use. This product had a special mention in Reviews of Dell Latitude 1020 Wifi Wireless Card in 2020 for not expanding user base but definitely not loosing any. The shift of people from Dell Latitude 1020 Wifi Wireless Card to any other Dell Latitude 1020 Wifi Wireless Card is least.
9. Okn 2974Mbps Bluetooth 802 11Ax Wireless
Product Highlights
- 【Bluetooth 5.1 for TWS Earbuds】Bluetooth 5.1 provides 4x Range over Bluetooth 4.2, doubles the transmit speed for faster transmissions thereby reducing the overall power. Idea for Bluetooth TWS Earbuds, headset, Keyboard, Mouse and others for more conveniences and demands with this WiFi 6 PCIe Wireless Adapter for PC and Desktop.
- 【MU-MIMO and 160MHz Channels for Better Experience】 MUMIMO effectively improves signal gain when multiple users are sending and receiving at the same time. Deliver from 80 MHz to 160 MHz, double throughput, ultra-low latency and uninterrupted connectivity.
- 【Compatible】 The wifi 6 adapter works with all current Wi-Fi routers and backward compatible with 802.11a/b/g/n/ac Wi-Fi standards. Compatible with Windows 10 64-bit and Linux. Supports all PCIe standard, PCIe X1 slot has the best compatibility.
- 【Driver】There is Driver CD in the package, the latest driver can be downloaded from Intel website by searching “AX200”
- 【Intel Wi-Fi 6 Technology】Based on Intel AX200 chipset, this WiFi 6 PCIe card supports the latest 802.11ax technology, such us OFDMA, 1024QAM, Target Wake Time, deliver from 80MHz to 160MHz higher peak data rates up to 2.4Gbps, and up to 4X capacity improvement in dense or congested environments comparing to 802.11ac. With this PCIE Wi-Fi Card, you can enjoy 8K movies, large file transfer, and smart home devices without dropped connections.
By feature
Description
Okn 2974Mbps Bluetooth 802 11Ax Wireless is again a mid of quality and price. It offers limited features in this pricing. There is another variant of Okn 2974Mbps Bluetooth 802 11Ax Wireless which falls into premium category but Okn 2974Mbps Bluetooth 802 11Ax Wirelessis specifically targeted for mid-segment.
Okn 2974Mbps Bluetooth 802 11Ax Wireless offers such a amazing features which makes it better than 70% of Dell Latitude 1020 Wifi Wireless Card available in the market today. Okn 2974Mbps Bluetooth 802 11Ax Wireless was our personal favorite and was voted as most admired product in TOP 10 Best Dell Latitude 1020 Wifi Wireless Card to Buy in 2020 – TOP Picks. We hope it makes to that list again this year.
10. Febsmart Adapters Pcie Cards Pcie Fs N600 Basic
Product Highlights
- 1.The FS-N600 will add high speed 802.11 N Wi-Fi connectivity on desktop computers through a PCI express (PCIE X1) slot .Allow desktop computers connect to wireless network at 2.4GHz 300Mbps and 5GHz 300Mbps (max throughput) for online gaming and HD video streaming.
- 2. Based on qualcomm atheros network chipset.Engineered 6dBi detachable external antenna to improve wireless network reliability and reception performance.Low profile and standard profile bracket inside works with both mini and standard size PCs.
- 5. Buy with 30 days money back guarantee,one year warranty,lifetime tech-support.Get prompt tech-support at [email protected] or visit www.febsmart.com
- 4.Compatible with Windows10,8.1,8,7,XP(32/64bit) system and Windows Server2003,2003R2,2008,2008R2,2012,2012R2,2016,2019(32/64bit) systems.NOT for Windows Vista system.
- 3. Seamless connect to wireless 802.11 ac/a/b/g/n modems.Comply with 64/128 WEP, WPA/WPA2,WPA-PSK/WPA2-PSK(TKIP/AES) security protocol.PCIE X1 design works on motherboard PCIE X1,X4,X8,X16 slot.
By feature
Description
Last but not the least, if you haven’t liked any of the Dell Latitude 1020 Wifi Wireless Card yet, then Febsmart Adapters Pcie Cards Pcie Fs N600 Basic is your choice. It is another one which is Best Dell Latitude 1020 Wifi Wireless Card Under 100$ and Dell Latitude 1020 Wifi Wireless Card comparison have showed it has ranked best in past based solely on its features. Febsmart Adapters Pcie Cards Pcie Fs N600 Basic offers best features and although it does not have, Febsmart Adapters Pcie Cards Pcie Fs N600 Basic’s feature is unbeatable. We would recommend you to go ahead with this if you want an all rounder Best Dell Latitude 1020 Wifi Wireless Card Under 100$
Our Verdict
Why should you buy a laptop?
Whether you are a student, a working professional, or a homemaker, we have come to a point when just about everyone needs a laptop. While some people use laptops purely for work, some use them to be in touch with their near and dear ones. Students need laptops to access the world of information available on-line. There are a variety of laptops out there, and it might be an overwhelming decision to make when it comes to choosing the best laptop that suits your requirements.
What should you consider when buying laptops?
Not all types of laptops are suitable for everyone. You select a laptop based on your particular needs and requirements. After going through thousands of laptop reviews, we have listed down some quick tips to help you with your choice.
-
Pick your platform: In most cases, you will have to pick between Mac, Windows, Linux, or Chrome OS. Each of these operating systems is unique in their own way and offer some very specific features that make people love the OS that they find to be convenient to use.
-
Decide if you are looking for a flexible model: With the growing popularity of tablets, people today prefer these hand-held devices for the convenience they offer. Many laptop manufacturers, therefore, provide a flexible laptop model that can be switched from the traditional form to a tablet mode with a detachable screen.
-
Choose the right size: This is a feature that primarily depends on your needs and how portable you want your laptop to be. 13-to-14-inch laptops are the most popular, as they have screens that are adequately sized, and are convenient to carry around as well.
-
Check the keyboard: No matter how good the laptop is, if it does not have a well-placed keyboard and touchpad, it will be uncomfortable to use. You should be sure to check the ergonomics of your keyboard.
-
Pick your specifications appropriately: Check aspects such as the RAM, hard drive space, processor speed, etc., and match these specifications with your requirements.
