Stereo Audio Receiver Module 5.3 Noise Reduction Dual Feed Receiver Board Module

Stereo Audio Receiver Module 5.3 Noise Reduction Dual Feed Receiver Board Module Description

1. Use KTC2700H module (BES2700H chip). 2. The pinholes are standard 2.54MM spacing, which is convenient for welding and debugging! 3. The board has integrated LEDO and LED1 indicators! 4. Integrated MFB power- delay circuit, can be used after power !
5. VDD supply voltage is 3.3V-5V, the voltage cannot exceed 6V! 6. When SPDIF is output, DATA is SPDIF OUT output pin! 7. Board size: 24 x 36.5MM
Button: PI00: short press to pause, long press for 3 seconds to enter pairing, Long press for 5 seconds to clear pairing record []

PIO1: short press to reduce volume [VOL-]
PIO2: short press to increase volume [VOL+]
PI03: short press to the previous song [PREV]
PI04: short press to the next song [INEXT]
PI05: connection high level (output high level 3.3V)
name: KTC2700H
1. Power- method: power
Power automatically enters back connection, and automatically enters pairing mode if back connection fails
2. Button
PI00: short press to pause, long press for 3 seconds to pair, long press for 5 seconds to clear pairing record
Pin definition:
1: DATA: IIS data output
2: BCK: IIS serial clock
3: LRCILK: IIS clock
4: VDD-IN: Power input 5V
5: GND: Power ground
6: SPK-R+: Differential analog signal output
7: SPKR-: Differential analog signal output
8: SPK-L+: Differential analog signal output
9: SPK-L-: Differential analog signal output
10: SPK-EN: Amplifier enable, pull high when there is audio
11: NEXT: Next song button
12: PREV: Previous song button
13: VOL+: Volume button
14: VOL-: Volume button
15: : /pause button
16: 33-0UT: 3.3V output, used for button common pin
17: LED1: light
18: LEDO: Red light
Color: Black
Material: PCB

Package Contents:
1 * Audio Module

Only the above package content, other pr