Main Features: 802.11b: 1, 2, 5.5, 11Mbps; 802.11g: 6, 9, 12, 24, 36, 48, 54Mbps; 802.11n: (20MHz) MCS0-7£¬Support up to 72Mbps (40MHz) MCS0-7, Support up to 150Mbps OFDM, Peak rate 150Mbps, Peak throughput 90Mbps. Power Management Certification Wi-Fi Certification: 802.11 a/b/g, 802.11n, WPA, WPA2, WMM , WMM-PS WHQL, Cisco CCX Hardware Chipset :Ralink RT3070 Host interface: USB2.0/1.1 type A (4 pin header) LEDS; link/Acticity RF Antenna: Builted-in PCB On Board (1T2R) Frequency: 2412~2483.5 MHz, ISM band Transmit Power: 802.11b: 17+/-1.5dBm; 802.11g: 14+/-1.5dBm; 802.11n: (HT20) , 13+/-1.5dBm, 802.11n: (HT40) , 10+/-1.5dBm, Receive Sensitivity: 802.11b: -84dBm@11Mbps; 802.11g: -68dBm@54Mbps 802.11n: (HT20) , -65dBm@MSC7, 802.11n: (HT40) , -61dBm@MSC7 Software Operation System :Windows CE/2000/XP/Vista; Linux; Mac OS X Security: WEP 64/128, WPA, WPA2, 802.1x, and 802.11i Cisco CCS V1.0, 2.0 and V3.0 Compliant Operation Conditions Voltage Range: DC 5.0V � 5% Operating Temperature: 0� C - 50� C Storage Temperature: -20� C - 70� C Operating Humility: RH 95% (Non-Condensing) Storage Humidity: RH 95% (Non-Condensing) NOTE: There also has several kinds of colour of outbox and 300Mbps wifi USB adaptor products. If you want more, Please connent us