Features 1、The Bluetooth 5.0: Using CSR8635 bluetooth chip that supports various versions of bluetooth connection for stereo input, high compatibility. 2、Good Audio Output: Supports 3.5mm hestereo and audio output, which can directly drive headphones or applied to the power amplifier audio input. 3、RCA Stereo Output: RCA audio socket stereo and audio output is used for power amplifier audio input and cannot drive headphones. 4、5VDC Power Supply: The micro USB socket allows for convenient power supply and charging from power bank, charging adapter, computer and more. 5、Easy to Install: Comes with a light weight and a compact size as well, the simple installation can be quickly completed within several minutes. Specification Item Type: Audio Receiver Material: Anodized Aluminium Package List 1 x Audio Receiver 1 x Antenna