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TP-Link NT Wireless TL-WN821N N USB AdapterAtheros2T2R 2.4Ghz 802.11g/b/nD Retail (SKU: 87724)

Price: $29.00
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-- Software Specification --
Standards : IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, CSMA/CA with ACK
Wireless Signal Rates With Automatic Fallback :
11n: Up to 300Mbps(dynamic)
11g: Up to 54Mbps(dynamic)
11b: Up to 11Mbps(dynamic)
Frequency Range : 2.4-2.4835GHz
Wireless Transmit Power : 20dBm(MAX)
Modulation Type : OFDM/CCK/16-QAM/64-QAM
Receiver Sensitivity :
270M: -68dBm at 10% PER
130M: -68dBm at 10% PER
108M: -68dBm at 10% PER
54M: -68dBm at 10% PER
11M: -85dBm at 8% PER
6M: -88dBm at 10% PER
1M: -90dBm at 8% PER
Security : 64/128 bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK (TKIP/AES)
Support Operating System : Windows 2000/XP/Vista
-- Hardware Specification --
Interface : USB 2.0 Hi-Speed
Interface : USB 2.0 Hi-Speed
Antenna Type : Internal Omni-directional Antennas
Certifications : CE, FCC
Operating temperature : 0C-40C (32F-104F)
Storage temperature : -40C-70C (-40F-158F)
Relative humidity : 10% - 90%, non condensation
Storage Humidity : 5% - 95% non-condensing
Dimensions : 3.7 x 1.0 x 0.4in. (93.5 x 26 x 11mm)
Packing Dimension (L x W x H in inches) : 9"x2"x6"
Weight : 0.5lbs