TP-Link TL-WN722N N150 High Gain Wireless USB Adapter 2.4GHz (150Mbps) 1xUSB2 802.11bgn 1x4dBi Omni Directional Antenna WPS button Exceptional wireless speed up to 150Mbps brings best experience for video streaming or internet calls Easy wireless security encryption at a push of the WPS button 4dBi detachable antenna, remarkably strengthen signal power of the USB adapter What This Product Does Wireless N USB Adapter TL-WN722N allows you to connect a desktop or notebook computer to a wireless network and access high-speed Internet connection. Complies with IEEE 802.11n, they provide wireless speed up to 150Mbps, which is beneficial for the online gaming or even video streaming. Also, wireless security encryption could be established simply at a push of QSS (Quick Setup Security) button, preventing the network from outside threats. HARDWARE FEATURES Interface USB 2.0 Button WPS Button Dimensions ( W x D x H ) 3.7 x 1.0 x 0.4 in. (93.5 x 26 x 11mm) Antenna Type Detachable Omni Directional (RP-SMA) Antenna Gain 4dBi WIRELESS FEATURES Wireless Standards IEEE 802.11n, IEEE 802.11g, IEEE 802.11b Frequency 2.400-2.4835GHz Signal Rate 11n_ Up to 150Mbps(dynamic) 11g_ Up to 54Mbps(dynamic) 11b_ Up to 11Mbps(dynamic) Reception Sensitivity 130M_ -68dBm@10% PER 108M_ -68dBm@10% PER 54M_ -68dBm@10% PER 11M_ -85dBm@8% PER 6M_ -88dBm@10% PER 1M_ -90dBm@8% PER Transmit Power <20dBm 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 Advanced Functions WMM, PSP X-LINK(For Windows XP), Roaming OTHERS Certification CE, FCC, RoHS Package Contents Wireless Adapter One USB extension cable Resource CD Quick Installation Guide System Requirements Windows 8.1 32/64bit, Windows 8 32/64bit, Windows 7(32/64bits), Windows Vista(32/64bits), Windows XP(32/64bits), Windows 2000 Environment Operating Temperature_ 0℃~40℃ (32℉~104℉)