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We recommend Edimax EW-7811UnV2 150Mbps Wireless 802.11b/g/n Nano-size USB Adapter (Mfr P/N: EW-7811UnV2) from Edimax for $12.99 as a suitable alternative.

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Edimax

EW-7811Un Wi-Fi USB
802.11n Wireless Adapter

Mac / PC / USB 2.0 / 802.11b/g/n
Fast 802.11 Wi-Fi
Boost Your Wireless Reach
EW-7811Un is a nano USB wireless adapter that supports maximum range and speed. Despite the size, this tiny USB adapter supports data rates of up to 150Mbps when connecting with wireless 802.11n devices which is 3 times faster than your typical 802.11g connection. Just plug it into computer's USB port and enjoy incredible high-speed wireless network access.
Robust Coverage
EW-7811Un complies with wireless IEEE 802.11b/g/n standards. Built with the latest wireless technology, the EW-7811Un can increase your wireless coverage up to 3 times as much and greatly help reduce "dead spots" compared to your 802.11g adapter. Data transmission rates can now reach up to 150Mbps when connected to a 802.11n network, with signal travel further and a lot more stable connection as compared to previous generation 802.11g networks.
Simply Sips Power
EW-7811Un has adapted a clever protocol in smart transmission power control. The adapter smartly adjusts transmission output by distance and CPU offload to help reduce power consumption when wireless is idle. With the green WLAN technology, the power consumption can be reduced up to 20% ~ 50%.
Easy to Setup Wireless Security
Wi-Fi Protected Setup (WPS) is a standard for an easy and secure establishment of a wireless network. This wireless USB adapter supports software WPS-compatible configuration. By pressing 2 buttons, your wireless network is immediately secured providing your wireless router also supports this function.
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Highlights
  • Complies with wireless 802.11b/g/n standards with data rate up to 150Mbps
  • Green Power Saving : supports smart transmit power control and auto-idle state adjustment
  • Includes multi-language EZmax setup wizard
  • Increased wireless coverage
  • Supports 64/128-bit WEP, WPA , WPA2 encryption and WPS-compatible
  • Supports QoS-WMM, WMM-Power Save mode
  • Edimax 2 Year Limited Warranty
Multi-language EZmax Setup Wizard
The included 16 languages EZmax setup wizard and friendly UI will walk you through configuring EW-7811Un to your wireless network.
Portable and Compact Design
Best of all, the EW-7811Un is currently the smallest wireless adapter on the market. The compact design of EW-7811Un is convenient to carry for all mobile users. It also means you won't accidentally snap your USB adapter anymore and it is barely noticeable once plugged into the USB port.

Product Specifications:

Edimax Part Number

  • EW-7811Un

Interface

  • 1 USB 1.0/2.0 Type A
  • Internal Antenna

Wireless Standard

  • IEEE802.11b, 802.11g, 802.11n

Data Rate

  • 11b: 1/2/5.5/11Mbps
  • 11g: 6/9/12/24/36/48/54Mbps
  • 11n (20MHz): MCS0-7 (up to 72Mbps)
  • 11n (40MHz): MCS0-7 (up to 150Mbps)

Security

  • WEP 64/128, WPA, WPA2, and IEEE802.1x
  • Software WPS configuration

Frequency Band

  • 2.4000~2.4835GHz (Industrial Scientific Medical Band)

Drivers

LED

  • Link / Activity

Sensitivity

  • 11n (20MHz) @MCS7: -68dBm±2dBm
  • 11n (40MHz) @MCS7: -64dBm±2dBm
  • 11g @54Mbps: -71dBm±2dBm
  • 11b @11Mbps: -81dBm±2dBm

System Requirements

  • Available USB port
  • Windows XP, Vista, 7, 8, or later
  • Linux
  • Mac OS 10.4.11 or later

Output Power

  • 11b:17 ± 1.5dbm
  • 11g:b:15 ± 1.5dbm
  • 11n:14 ± 1.5dbm

Installation

  • Multi-language EZmax Setup Wizard

Humidity

  • Operating: 10~90% (Non Condensing)
  • Storage: Max. 95% (Non Condensing)

Temperature

  • Operating: 32~104°F (0~40°C)
  • Storage: -4~140°F (-20~60°C)

Certifications

  • CE
  • FCC
  • WiFi

Dimensions

  • 0.3" x 0.6" x 0.7" (7.1 x 14.9 x 17.4 mm)

Weight

  • 0.95 oz. (27 g)

Warranty

Manufacturer provided specifications for Edimax p/n EW-7811Un UPC#: 649659022706
Edimax EW-7811Un Wi-Fi USB 802.11n Wireless Adapter Mfr P/N: EW-7811Un OWC SKU: EDMEW7811UN USB Adapter for any Mac or Windows PC with an available USB port. Fully backwards compatible for 802.11g and 802.11b networks. Edimax 2 Year Limited Warranty
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