Product Name: USB Bluetooth 4.0 Adapter Dongle, 150m WiFi Network LAN Card Adapter for Desktop Certification: CE, RoHS Color: Black Bus: USB Transfer Protocol: CLASS 1100M Type: Wireless Bluetooth Dongle Range: ?20M Version: 5.0 Connect: PC Product Name: Bluetooth USB Dongle Bluetooth Speaker: Computer Connect Bluetooth Speaker HD Sound Quality: Data Transfer Rate Bluetooth Connect: Auto-Connect Keyboard and Mouse: Computer Connected Keyboard and Mouse Priner: Computer Connected Printer Transport Package: Box Specification: 23*14.5*5.3mm Origin: China HS Code: 8517629900 Product Description Support standards and protocolsIEEE 802.11n, IEEE 802.11g, IEEE 802.11b, CSMA/CA with ACKFrequency range: 2.4 ~ 2.4835GHzChannel: 1-14Transmission rate:802.11b: 11,5.5,2,1 Mbps802.11g: 54,48,36,24,18,12,9,6 Mbps802011n: up to 150MbpsThe receiver sensitivity:130M: -65dBm@10% PER; 108M:-65dBm@10% PER; 54M:-65dBm@10% PER; 11M:-87dBm@8% PER; 6M:-90dBm@10% PER; 1M:-90dBm@8% PERTransmission distance: 50 meters farthest indoor, outdoor 150 meters farthest (varies with the environment)RF power: 16dBm (max)The gain of the antenna: built in 1-5Dbi antennaSpread spectrum technology: DSSS (direct sequence spread spectrum)Working current: 100mA - 200mA (BT+WIFI) current changing with the working modeBT Version: V4.0Bluetooth Channel: 0-78Modulation mode: GFSK, DPSKBluetooth Transmission distance: 10 meters farthest indoor and outdoor 20 meters farthest (varies with the environment)Bluetooth RF power: 10dBm (max)The use of the environmentOperating temperature: -20 to 45°.Storage temperature: -40 to 70°.Working humidity: 10% to 90%RH condensationStorage humidity: 5% to 90%RH condensationOperating system support:Windows 2000/XP/Vista/Win 7/Win CE/Linux/MAC OS operating systemPackage Includes:1 x Wifi+bluetooth Adapter