Bluetooth Amplifier Board Module 5.0 Audio Receiver Csr8645 Aptx Dual

With call function, CSR8645 low consumption V5.0, on, the default volume is maximumCOM: The common terminal of the key, the other end of the key is connected to VOL+, VOL-, PREV, , PLY respectivelyM+, M-: microphone head (with positive and negative electrodes)Amplifier board size: 2.9x2.9CM5V: drive 4 Euro 3W6.5V: drive 4 ohm 5WVCC, GND: supply pinsLN(-), LP(+): Left speakerRN(-), RP(+): Right speakersize: 2.9x2.9CMMaterial: PCBcolour: GreenPackage Contents:1 x AmplifierOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.