The high power palm-size Wi-Fi USB adapter provides optimal range performance and best overall value for wireless USB adaptors. With a high gain external antenna at5 dBi you get unmatched transmission range sensitivity and speed compared to wireless. It is ideal for better antenna position to reduce interference and obstacle. - High Power WLAN USB adapter (mini Palm) fully supports the features and functional compliance of IEEE 802.11b/g standard - Enables the deployment the latest updated WMMTM (Wi-Fi Multimedia) - High power and stable performance to PC & NB in wireless network world - WLAN USB adapter Palm + 5 dBi dipole Antenna - High power in compact size - mini palm - Constant and stable performance - User-friendly and easy installation - Operating distance of up to 500 meters (depending on surrounding environment) - Support Software AP mode and WMMTM (Wi-Fi Multimedia) function - USB 2.0/1.1 interface - Standard :IEEE 802.11b IEEE 802.11g (WiFi Compatible) - Chipset :Realtek 8187B + 8225 - Frequency Band :2.412GHz ~ 2.484GHz unlicensed ISM band - Data Rate :IEEE 802.11b: 1 2 5.5 11Mbps - IEEE 802.11g :6 9 12 18 24 36 48 54Mbps - Transmitter Power : 11g : 15 2dBm@54Mbps EVM - Receive Sensitivity :Operating at 11Mbps: - Operating Range :Up to 500M depending on surrounding environment - Power Consumption :Transmit: - Antenna :Detachable dipole Antenna - Security :WEP (64/128/256bit) WPA WPA-PSK WPA2 TKIP/AES WPA2-PSK - Operating System :Windows98SE ME 2000 XP SP2 Vista MAC Linux