TP-Link TL-WN722N Wireless USB Adapter 150Mbps (2.4GHz), 802.11n/g/b, detachable antenna

Hardware Features - Interface: USB2.0 - Button: QSS Push Button/Software - Anetnna Type: Detachable Omni Directional - Antenna gain: 4dBi - Dimensions (W×D×H): 93.5×26×11mm Wireless Features - Wireless Standards: IEEE 802.11g, IEEE 802.11b - Frequency Range: 2.400-2.4835GHz - Signal rate: * 11n: Up to 150Mbps (dynamic) * 11g: Up to 54Mbps (dynamic) * 11b: Up to 11Mbps (dynamic) - Receive 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 - Modulation Technology: DBPSK, DQPSK, CCK, OFDM, 16-QAM, 64-QAM - Wireless Security: Support 64/128 bit WEP, WPA-PSK/WPA2-PSK - Wireless Transmit Power: * <20dBm (EIRP, For countries using CE Standards) * <27dBm (EIRP, For countries using FCC Standards) - Work Mode: Ad-Hoc / Infrastructure mode - Special Function: WMM,Soft AP (For Windows XP/ Vista), PSP X-LINK(For Windows XP), Roaming Others - Certification: CE, FCC, RoHS - System Requirements: Windows 7 (32/64-bit), Windows Vista (32/64-bit), Windows XP (32/64-bit), Windows 2000 - Environment: * Operating Temperature: 0C-40C (32F-104F) * Storage Temperature: -40C-70C (-40F-158F) * Operating Humidity: 10%-90% non-condensing * Storage Humidity: 5%-90% non-condensing