Specifications:Built-in bluetooth-compatible 5.0 dual system, it can both receive and transmit signals through Bluetooth.The acceptance mode can be converted to car audio through mobile phone.It is driver-free, plug and play, bluetooth-compatible fast matching connection, and more convenient to use.Item Name: bluetooth-compatible 5.0 ReceiverMaterial: ABSInterface: USBBluetooth Name: YET-TR6Bluetooth Version: bluetooth-compatible 5.0Input Voltage: DC5VInput Interface When Transmitting: 3.5MMwith USBTransmission Distance: 8 MetersOutput Interface When Receiving: 3.5mmFeatures:2 in 1, Dual Hole 3.5mm, DurableSize: 42mm x 25mm x 11mm/1.65" x 0.98" x 0.43" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x bluetooth-compatible 5.0 Receiver1 x Audio Cable