Feature:1. 2 IN 1: Bluetooth receiver transmitter adopts twoinone design of receiving RX and transmitting TX, dual signal switching with one key, easy to use and suitable for multiple devices.2. WIRELESS: Bluetooth sound receiver transmitter wired to wireless, break the space limitation, enjoy the convenience, stereo playback, more shocking sound.3. AUTOMATIC CONNECTION: Bluetooth sound adapter has automatic memory connection function, after the first successful pairing, the subsequent computer boot will automatically connect Bluetooth devices.4. LOSSLESS SOUND QUALITY: Sound receiver transmitter through high resolution restore lossless sound quality, bring hifi music experience, listening to songs without delay.5. CAR: Install a Bluetooth for your car, cell phone connected to the car stereo, expand the voice broadcast, navigation and music to accompany you safely on the road.6. COLORFUL LIGHTS: Wireless sound adapter will light up seven colors after power on, support single button control seven colors lights.7. HIGH SPEED TRANSMISSION: Wireless bluetooth stereo adapter signal stable high speed transmission, rapid response, plug and play, more convenient to use.Specification:Item Type: Bluetooth Receiver TransmitterMaterial: ABSConnection: Wireless BluetoothWireless Distance: About 10m/32.8ftBattery Type: Built in 120mAh Lithium Ion Battery.Package List:1 x Receiver Transmitter1 x Adaptor1x Data Cable1 x Instruction Manual