Features: 100% Brand new and high quality ! Type:Wireless USB Adapter Chip: RTL8723BU Wireless USB Adapter+ Bluetooth-Compatible Wi Fi supports 802.11N wireless devices and is backward compatible with 802.11 b/g/n, making it possible to transmit multiple HD streams simultaneously within the home range. The unique performance of the wireless card + Bluetooth-Compatible 4 adapter makes it particularly convenient for desktop and portable laptops. Encryption and security: Advanced WPA and WPA2 encryption technology AES and TKIP on hardware reduce power consumption and speed up encryption Provides worldwide channel adjustments In Bluetooth-Compatible and WLAN mode transfer at the same time provide multimedia transmission efficiency maximization, allows a single radio frequency IC and single frequency IC coexist several kinds of wireless transmission mode, regional networks security features, including advanced WAP, WAP2802.11i and 802.11x Bluetooth-Compatible Automatic frequency hopping (Adaptive Frequency Hopping) Fully compatible Bluetooth v4.0+EDR Forward compatibility Bluetooth v1.1 and v1.2 compatibility Also supports seven Bluetooth device connections Compatible Bluetooth Class 1 specification, with 18dbm power and 100m transmission distance Bluetooth description: Bluetooth version: V4.0 Transmission distance: 10 meters RF power:10dBm (maximum) Antenna gain: 2dBi Transmission speed: 3M/S Operating current: 100 - 200mA (BT+WIFI), current varies with operating mode Support operating systems: WIN 7/WIN8/10 operating systems WIFI description: Supported standards and protocols: IEEE, 802.11n, IEEE, 802.11g, IEEE, 802.11b, CSMA/CA, with, ACK Transmission speed: 150Mbps Frequency range: 2.4 ~ 2.4835GHz Working channel: 1-14 Modulation mode: 802.11 g/n: OFDM 802.11b:, CCK (11, 5.5Mbps), QPSK (2Mbps), BPSK (1Mbps) transmission speed 802.11b: 11,5.5,2,1 Mbps 802.11g: 54,48,36,24,18,12,9,6 Mbps 802011n: up to 150Mbps Receiving sensitivity 130M:-65dBm@10% PER; 108M:-65dBm@10% PER; 54M:-65dBm@10% PER; 11M:-87dBm@8% PER; Transmission distance: indoor 100 meters farthest, outdoor 200 meters farthest (vary because of environment) RF power: 16dBm (maximum) Antenna gain: 2dBi Spread spectrum technology: DSSS (direct sequence spread spectrum) Operating current: 100mA - 200mA (BT+WIFI) current varies with operating mode Support operating systems: Window, 2000/XP/Vista/WIN, 7/WIN, 8/10/Macos Operating temperature: -20℃ to 45℃ Storage temperature: -40℃ to 70℃ Operating humidity: 10% to 90%RH without condensation Storage humidity: 5% to 90%RH does not coagulate Notice: Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Include: 1 x Wireless USB Adapter