Mini 150m USB Wifi Wireless Network Card 802.11 N/g/b LAN Adapter with Antenna Exclusive brand: WAREHOUSEDEALS (Product certified by WarehouseDeals LLC) Complies with IEEE 802.11n, IEEE 802.11g, IEEE 802.11b standards - compliant Antenna Type: external Transmission Distance: Indoor up to 100m, outdoor up to 300m (it is limited in an environment) - Power consumption: Transmit&lt;305mA. Receive&lt;190mA Receive Sensitivity: -64dBm, 802.11n. -70dBm, 802.11g. -80dBm, 802.11b Frequency: 2.412~2.484GHz ISM band Data Transfer Rate: 802.11b: Up to 11Mbps. 802.11g: Up to 54Mbps. 802.11n: 20Mhz up to 72.2Mbps, 40Mhz up to 150Mbps Operating System: Windows 2000 / XP / Vista / 7 / 8 . . . . . . . 30 Day Money Back Guarantee . . . . .