This Portable Mini Wireless USB Adapter Allows You To Connect PC To A Wireless Network And Access High-Speed Internet Connection. It'S Ideal For Internet Surfing And On-Line Gaming. Wireless N Speed Up To 150Mbps, Ideal For Internet Surfing And On-Line Gaming. Complies With Ieee 802.11N (Draft 2.0), Ieee 802.11G, Ieee 802.11B Standards.Support Operating Systemwindows 2000, Xp, Vista, Win7, Linux, Mac Specifications Wireless Standards : IEEE 802.11n (draft)  IEEE 802.11g  IEEE802.11b Host Interface : High Speed USB2.0/1.1 interface Data Rate : 802.11n: up to 150Mbps (downlink) and 150Mbps (uplink) 802.11g: 54 / 48 / 36 / 24 / 18 / 12 / 9 / 6 Mbps auto fallback 802.11b: 11 / 5.5 / 2 / 1 Mbps auto fallback Frequency Band : 2.4 ~ 2.4835GHz Radio Channel : 1 ~ 14 channels (Universal Domain Selection) Modulation : 11b: CCK, DQPSK, DBPSK 11g: OFDM 11n: OFDM with PSK, BPSK, 16-QAM, 64-QAM Data Security : 64/128-bit WEP Encryption WPA, WPA-PSK, WPA2, WPA2-PSK. TKIP/AES RF Power : 20dBm (Maximum) Antenna Plus : 2dBi External ominidirectional antenna LED : Status Operating System : Windows 2000/XP/Vista/WIN 7/WIN 8/WIN 10/WIN CE/LINUX/MAC OS Environment : Operating Temperature 0°C to 40°C Storage Temperature : -20°C to 75°C Operating Humidity : 10% ~ 90% (Non Condensing) Storage Humidity : 5% ~ 95% (Non Condensing)