HIFI 50W+50W TPA3116D2 Stereo Bluetooth Digital Amplifier Board AUX USB-C Input

Description

HIFI 50W+50W TPA3116D2 Stereo Bluetooth Digital Amplifier Board AUX USB-C Input
Note:
The protection board and heat sink need to be installed by yourself
Features
Using original TPA3116D2 chip,
High power rejection ratio, high AM rejection, high power conversion efficiency
4 audio input mode: Bluetooth / AUX / USB-C disk / USB-C sound card
App control , it can be used to switch audio input mode / play mode / sound effect
Left+Right channel output (stereo)
Support active and passive speakers
Protection:  anti-static , reverse polarity , short-circuit , over-heat , over-voltage , under-voltage, DC protection
Parameter
Name: 50W+50W bluetooth amplifier board
Model: XY-AP50H
Chip: 1 * TPA3116D2 (Class D)
Input voltage: DC 5-27V / 2A above
Bluetooth version: 5.0
Channel quantity: 2 (Left+Right stereo)
Audio input:
Bluetooth / AUX / USB-C disk / USB-C sound card
Output :
LC filter output, high-definition sound quality
Transmission distance: more than 15meters (
Unobstructed)
Speakers range； 10W-200W , 4Ω/8Ω
Output power:
10W*2@12V,8Ω 20W*2@12v,4Ω
20W*2@18V,8Ω 40W*2@18V,4Ω
30W*2@22V,8Ω 50W*2@21V,4Ω

1. Audio input mode
the default audio input mode for this board is bluetooth, it can be switched by APP or by the order of access devices, for example:
after turn on the power, the board into blueooth mode, at this time, plug the AUX port ,
Will automatically switch to AUX playback; note,
the "USB-C sound card" input mode can be only  switched by APP
2. Power supply selection
the power range for this board is 5-27V DC , compatible with 5.5-2.1、2.5 power adapter plug, we recommend using 12V/24V
standard power adapter, the amps must be above 2A.
1)if the input voltage is lower than 8V, the bluetooth can works , it also can be connected to cell phone, but no any voice, because
thi chip can't work  when the voltage below 8V
2)if the input voltage is high than 27V, the board will be burned
3. Speakers selection
the continuous output power of this board is 50W*2, speakers with power of 10W-200W can works, recommend to use 8Ω or 4Ω speakers.
if the speakers is within 50W, please reduce the input voltage
appropriately(such as 12V) or reduce the volume; if the speakers is more than 50W,
The higher the input voltage, the better
4. APP instruction
1) how to download the app
Apple IOS:  to Apple store , search " sinilink "
Android:   to Google Play store , search "sinilink"
2) after installing APP, pleae register by e-mail, then you can log in
3) how to connect the bluetooth by APP
Package Included:
1 * 50W+50W bluetooth board
2 * cover shell
1 * knob cap
1 * heat-sink
1 * DC adpater
1 * screws