4.0 bluetooth Audio Receiver Module Mono For DIY Wireless Audio Speaker Amplifier Modification
Tax included.
Feature:
PCB size: 23 x 15 x 2.4mm
Pin spacing: 2.54mm
Package includes:
1 x 4.0 bluetooth Audio Receiver Module
PCB size: 23 x 15 x 2.4mm
Pin spacing: 2.54mm
| PIN | Function | Description |
| 1 | VCC | Voltage range 4.2-5V, can not exceed 5V power supply |
| 2 | LED | Play music flashes, stop playing constantly lit |
| 3 | MUTE | High level when muting, default low level |
| 4 | AUDIO | Audio output pin |
| 5 | KEY | Empty pin |
| 6 | GND | Power ground |
Package includes:
1 x 4.0 bluetooth Audio Receiver Module