Description:Wireless: The audio adapter uses bluetooth-compatible 5.0, which has with more sensitive transmission and stronger signal.1 in 2: The audio receiver can connect two mobile phones at the same time, you can switch at will, and listen to songs and movies without delay,Easy to use: This 3.5mm bluetooth-compatible audio receiver supports handsfree call and is easy to pair and use.Wide application: The wireless audio receiver is very suitable for mobile phone, tablet, TV, speaker, and power amplifier.Portable: The audio receiver uses compact design, which is very convenient to carry with small size, and light weight.Specification:Support equipment: Support the connection of two mobile phones.Bluetooth-compatible: 5.0.Output interface: 3.5mm stereo RCA left and right channels.Function introduction: U disk, hands-free call.Frequency range: 2400-2483.5mhz.Frequency response: 20Hz-20KHz.Output power: 28mw RL = 16 Ω.Signal to noise ratio: 90dB.Total harmonic distortion: 0.1%.Forward transmission distance: Approx. 10M/32.8ft.Support micro USB interface 5V power supply.Size: Approx. 7.8x5x1.8 cm/3.07x1.97x0.71 inch.Material: ABS.Note:There might be a few color distortions due to different computer resolutions.There might be a slight error due to different hand measurements.Package Includes:1 Piece Audio Receiver(with 3 Pieces Audio Cables).