Features:_x000D_1 Uniqueness: This adapter does not require a driver, plug and play_x000D_2 Support: Compatible for Windows XP, Vista, Win7810 and for Apple systems can make_x000D_3 Compatibility: After the product is plugged into the computer, it supports connection to Bluetooth audio devices, such as Bluetooth headsets, Bluetooth speakers, Bluetooth audio receiver, etc , does not support USB devices such as TVs, speakers, amplifiers, etc _x000D_4 Bluetooth-enable your audio devices: Use with your PC, laptop to enjoy streaming to your favorite speakers or headphones _x000D_5 Long range: Featuring Bluetooth technology, transmits audio signals up to 32 8ft10m without any interference _x000D_Description:_x000D_Transmission rate: 3 Mbps_x000D_Working frequency: 2 4 MHz_x000D_Bluetooth standard: 4 2_x000D_Size: As shownPackage List:_x000D_1 x Audio Transmitter