LGQing CSR8645 APT-X HiFi Bluetooth 4.0 12V Receiver Board for Car Amplifier Speaker

today I'm going to look at a CSR 86 45 is the AE PTX lossless music hi-5 bluetooth 4.1 board that they got from IC station so this Bluetooth board is very simple to connect you just need basically your audio outputs and the power source now there are and I'll show you the I'll show you the schematic for it but there are places that you can mount your switches for advanced and a previous track skip forward skip backwards mute etc and you can put a microphone on here so this can operate as a full speakerphone if you plug a microphone in it has your audio output left audio ground audio output right mute button mic left and or mic negative a positive here we've got our our VCC and ground and over here this is where you would connect your different switches volume up volume down next previous play pause etc and there's your common all you need to connect this though is a 3.8 to 4.2 volt powe