Description: USB Bluetooth 5.0 adapter can be used for almost all devices with audio input/output (3.5mm auxiliary audio interface). Transmission . to TV with 3.5mm AUX Cable and enjoy the film with Bluetooth headset , 't disturb others AUX : Using car' , with bluetooth function ,and enjoy the music from or tablet USB : Using car's usb disk port , with bluetooth function and enjoy the music from or tablet. Suitable type: computer, TV, projector (transmission )/speaker, headset, car machine, call (reception ). Specification: Model: BLS-TX2 TX2-1 External power supply: with external power supply, plug Transmission rate: 100 Effective Working :5 Operating Frequency: 2.4 Color:Black : USB/3.5mmAUX Transmission distance: 10m Bluetooth Version: 5.0 Material: ABS Size Chart: 45x21x11mm/1.77x0.83x0.43inch Package Includes: 1 Piece Wireless Audio Transmitter Receiver 1 Piece 3.5mm Audio Cable 1 Piece Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to between different monitors, the picture may not reflect the actual the item. 3 shopping!