2*50W TPA3116D2 Stereo Audio amplifier board With U disk TF card Dual channels tpa3116 pcb audio amplifiers board assembly Customize

Parameter:
Chip:TPA3116D2
Input voltage: DC12V to 24V
Storage mode: support TF card, USB flash drive
Output power: 50W X 2
Number of channels: double channels 
Transmission distance: about 20m
Size: 73*68*16mm (length*width*height)
 
Explanation:
 1. When the module is powered on, the green and blue lights are on. When the blth / USB flash drive / TF card is connected, the blue light will flash and show that it is working.
2. The module is powered on that shows green. If the blue light flashes, the default is the blth mode, the mobile phone or car open blth, the search module blth account "blth", the connection is successful and the disconnected account will have voice prompts, then the priority blth selection.
3. When accessing USB flash drive or TF card, USB flash drive and TF card will be preferred at this time, and there will be a prompt tone;
4. The alternating blue and green flashes indicate that the device is being searched for; the blue steady flashing indicates that blth is connected.
 
mode: Blth, U disk, TF switch mode
play: play / pause mode
Prev / V-: short press to switch the previous song, long press to decrease the volume
Prev / V +: Short press to switch the next song, long press to increase the volume

Package included:
 1 X  blth power amplifier board