High gain external antenna brings better performance than conventional internal antenna. Detachable antennas allow for better alignment and stronger antenna upgrades. Bundled utility provides quick & hassle free installation. Easy wireless security encryption at a push of the WPS button. Supports 64/128 WEP, WPA /WPA2/WPA-PSK/WPA2-PSK, compatibility with IEEE 802.1X. The adapter is compatible with all devices with 802.11n/b/g products and compatible with Windows 2000, Windows XP 32 / 64bit., Vista 32/64bit.,7 32/64bit. HARDWARE FEATURES: - Interface – USB 2.0 - Button – WPS Button - Dimensions ( W x D x H ) – 3.7 × 1.0 × 0.4 in. (93.5 × 26 × 11mm) - Antenna Type – Detachable Omni Directional (RP-SMA) - Antenna Gain – 4dBi - System Requirements – Windows 7(32/64bits), Windows Vista(32/64bits), Windows XP(32/64bits), Windows 2000 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) - 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, Roaming Included: - Wireless network card, - 4 dBi antenna switchable omni, - CD, - Quick Start Guide.