5.1 channel receiver

RH-677X Bluetooth Receiver & USB Player with DTS Dolby Optical Coaxial Decoder for 5.1 Channel Computer Sound Card.

Home Audio Amplifier Stereo Receivers with Bluetooth-compatible 5.1, 2x220W 2.1 Channel Power Amplifier Stereo System

2.1 Channel Stereo Amplifier Bluetooth 5.1 HiFi Digital Subwoofer Amplifier Receiver with Remote Control for Home

Bluetooth 5.1 Amplifier Board 9 To 24V 2.1 Channel Mini Receiver Wireless Stereo Sound Digital Amp