TP-Link Wireless N USB Adapter 300Mbps TL-WN821N
Interface USB 2.0
Button WPS Push Button
Dimensions (W X D X H) 2.7x 0.8 x 0.4 in. (69 x 21 x 9.5mm)
Antenna Type On-Board
Wireless Standards IEEE 802.11n, IEEE 802.11g, IEEE 802.11b
Frequency 2.400-2.4835GHz
Signal Rate
11n: Up to 300Mbps(dynamic)
11g: Up to 54Mbps(dynamic)
11b: Up to 11Mbps(dynamic)
EIRP <20dBm(EIRP)
Reception Sensitivity
270M: -62dBm@10% PER
130M: -65dBm@10% PER
108M: -68dBm@10% PER
54M: -68dBm@10% PER
11M: -85dBm@8% PER
6M: -88dBm@10% PER
1M: -90dBm@8% PER
Wireless Modes Ad-Hoc / Infrastructure mode
Wireless Security Support 64/128 bit WEP, WPA-PSK/WPA2-PSK
Modulation Technology DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM
Certification CE, FCC, RoHS
Package Contents
Wireless Adapter
One USB extension cable
Resource CD
Quick Installation Guide
System Requirements
Windows 7(32/64bits), Windows Vista(32/64bits), Windows XP(32/64bits)
Environment Operating Temperature: 0~40 (32~104)
Storage Temperature: -40~70 (-40~158)
Operating Humidity: 10%~90% non-condensing
Storage Humidity: 5%~90% non-condensing