SPECIFICATIONS

Features

1. Multi playback modes: Supports audio playback via TF card, USB flash drive, built-in FM radio and Bluetooth 5.0 connection.
2. Independent multi-knob adjustment: Separately adjustable master volume, treble, bass, microphone volume and mic echo reverb effect, perfect for karaoke.
3. Rich audio input ways: Bluetooth 5.0, USB, TF card, FM radio frequency input.
4. Audio output: Single channel heavy bass dedicated output, perfectly matched with subwoofer speaker boxes.
5. Rated Output Power: 100W single channel output.
6. Dual microphone jacks: Dual 6.35mm MIC interfaces, built-in professional karaoke echo reverb effect, ideal for home KTV entertainment.
7. Dual power supply design: Dual working voltage compatible with AC 110-240V household mains power and DC 12V-24V external DC power supply.
8. Full-function infrared remote control: Remotely control song switching, play/pause, volume adjustment and audio mode switching.
9. Wide application scenarios: Can be used for home subwoofer, car modified speaker, outdoor portable speaker with DC power supply.

Specification

• Product Model: D350W
• Product Name: Single-channel Bluetooth Power Amplifier Board
• Product Size: 23*8.5*5.5cm
• Rated Power: Mono 100W
• Working Voltage: AC 110-240V / DC 12V-24V
• Bluetooth Version: Bluetooth 5.0
• Audio Channel: Mono (Heavy Bass Special)
• Microphone Input: Dual MIC jacks supported
• Playback Modes: Bluetooth, USB, TF Card, FM Radio
• Adjustment Knobs: Master Volume, Treble, Bass, Mic Volume, Mic Echo
• Remote Control: Full-function infrared remote included
• Net Weight: 340g
• Gross Weight: 450g (Including all package accessories)
• Panel Material: Black metal front panel

Important Notes

1. The remote control does not come with built-in button batteries; 
2. DC input voltage must be strictly kept within 12V-24V; voltage exceeding 28V will permanently damage the amplifier board.
3. This model does not support built-in battery charging circuit, only external DC power supply is available.
4. This amplifier board is single-channel bass output, cannot drive full-range stereo speakers separately.
5. When using AC mains power, ensure the power socket matches 110-240V voltage standard to avoid burnout.

Package Included (Accessory List)