D10 Features:
1. Support reading MP3 songs in TF card and U disk;
2. Support independent adjustment of high, low and main volume;
3. Working voltage: 220V AC or 12~24V DC
4. With AUX audio input, it can be connected to computer, mobile phone or CD
5. Digital power amplifier, 120W peak power, can drive 4 ohm 100 magnetic speakers;
6. Dual microphone input, adjustable reverberation; built-in bluetooth wireless receiver and FM radio.
7. Can be connected to 6.5mm jack wired microphone/wireless microphone.


Specification:
Name: Subwoofer amplifier board
Panel material: iron
bluetooth: 5.0
Output power: 30-120W
Support voltage: 220V/12V/24V
bluetooth calling: not supported
bluetooth music: support
FM radio: support
Channel: Mono
Microphone: support
USB support
TF/Storage card: support
Remote control: support
Subwoofer adjustment: support
Size: 175*8*45mm
Colour: Black

Packing included:
1 * Subwoofer amplifier board
1 * Remote control
1 * Speaker wire
1 * Power Cord
1 * 12V/24V DC wire


D20 Features:
* High power, maximum support 200W, bring the best experience.
* Both treble and bass can be connected at the same time.
* Can play TF card, U disk, bluetooth music.
* Small size, can be installed anywhere.
* Full-featured remote control, use the number keys to control directly.

Specification:
Name: Subwoofer amplifier board
Panel material: iron
bluetooth: 5.0
Output power: 60-200W
Support voltage: 220V/12V/24V
bluetooth calling: not supported
bluetooth music: support
FM radio: support
Channel: Mono Stereo
Microphone: support
USB support
TF/Storage card: support
Remote control: support
Subwoofer adjustment: support
Size: 175*80*50mm
Colour: Black

Packing included:
1 * Subwoofer amplifier board
1 * Remote control
1 * Speaker wire
1 * Power Cord
1 * 12V/24V DC wire

D100 Features:
* Support reading and playing MP3 songs in TF card and U disk.
* Supports self-adjusting treble, bass and master volume.
* With AUX audio input, connect to PC, phone, TV or DVD.
* Dual mic input with adjustable reverb with bluetooth and FM radio.
* Supports wired microphones and wireless microphone boards (not included).


Specification:
Name: Power Amplifier Board
Material: Iron
Model: D100W
bluetooth version: 5.0
Audio channel: 1.0
Rated resistance: 4-8Ω
Rated power: 100W
Power range: 100-300W
Distortion: 0.03%
Signal-to-noise ratio: 92dB
Remote control battery: CR2025 x1 (not included!)
Features: FM radio/treble/bass
Voltage: AC 220V, DC 12V ~ 24V
Input: Bluetooth/3.5mm AUX/U disk/TF/6.5mm MIC
Size: 195*85mm


Packing included:
1 * Amplifier board
1 * Remote control (without battery)
1 * Speaker wire
1 * DC plug
1 * Power Cord