D10 12V 24V Subwoofer Digital Power Amplifier Board
Product Specifications
| Product Model |
D10 |
| Panel Material |
Wrought Iron |
| Output Power |
30-120W |
| Support Voltage |
220V/12V/24V |
| Color Classification |
Black Craft |
| Bluetooth Version |
5.0 |
| Product Size |
175×80×50mm |
| Product Weight |
210g |
Key Features
- Supports MP3 playback from TF card and USB drive
- Independent adjustment of treble, bass, and main volume
- Working voltage: AC 220V or DC 12-24V
- AUX audio input for computer, mobile phone, and other devices
- Digital power amplifier with 400W crest power, drives 4 ohm and 100 magnetic speakers
- Dual microphone input with adjustable reverberation
- Built-in Bluetooth wireless receiver and FM radio
- Single song loop playback function
- Double circuit board design with quality materials, no heat during operation
Bluetooth Connection
- Press "MODE" key to switch to Bluetooth state
- Turn on mobile phone Bluetooth and search for devices
- Select the product's Bluetooth name to connect
- Once connected, you can play music from your mobile device
Note: If prompted for PIN code, enter "0000" (some phones support easy pairing without PIN)
Radio Operation
- Connect the radio antenna
- Press MODE button to switch to radio state
- Press play button to search all channels (automatically saves stations)
- Use previous/next track buttons to switch between stations
Power Connection
- DC 12V/24V interface: Connect to DC 12V or 24V with current requirement ≥3A (battery or power adapter)
- AC 100-240V interface: Connect to AC power supply using figure 8 power cord
Important: Do not touch circuit board after power-on to avoid electric shock. Only use one power connection method at a time.
Speaker Connection
- Subwoofer: Connect speaker with approximately 100 magnet or 100W speaker
- Tweeter: Connect 30W tweeter (add capacitor when connecting tweeter)
- Suitable for 8-12 inch speakers
Important Usage Notes
Always start with small master volume before testing. Gradually increase volume after powering on. If sound becomes intermittent, hoarse, or distorted while increasing volume, this indicates speaker and amplifier mismatch. Reduce volume or change speakers.