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TPA3116 2.1 Channel Bluetooth Subwoofer Amplifier Board 50W+50W+100W for Arduino & IoT Audio Projects
SKU: BBZ-ELAUD007• Available on Backorder
₹2236
Key Highlights
- ✓2.1 Channel output with 50W (Left) + 50W (Right) + 100W (Subwoofer) for powerful sound
- ✓ Equipped with TI’s high-performance TPA3116D2 digital amplifier chip
- ✓ Bluetooth 4.2 for stable wireless audio transmission (>8m range)
- ✓ AUX input supported with priority override (Bluetooth disconnects when AUX is connected)
- ✓ Independent controls for bass, treble, stereo balance, and master volume
- ✓ High efficiency (up to 90%) ensures low heat and stable operation
- ✓ Wide DC input range: 12–24V (supports switching supplies, laptop adapters, car power, etc.)
- ✓ Compact PCB design (101 × 100 × 25 mm) for easy integration
- ✓ Audio input sensitivity: 600–800mV for compatibility with multiple devices
- ✓ Clear sound quality with frequency response from 20Hz–20kHz
- ✓ Function switch for Bluetooth/aux mode, play/pause, and input selection
- ✓ Durable build quality for long-term audio projects.
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Product Type
Bluetooth 2.1 Channel Subwoofer Amplifier Board
Model
TPA3116D2 Digital Amplifier
Output Power
50W × 2 (Stereo) + 100W × 1 (Subwoofer)
Supply Voltage
DC 11V–25V (recommended 12V–24V)
Current Requirement
3–4A (standard) / 8–9A (high power)
Frequency Response
20Hz – 20kHz
Audio Input Sensitivity
600–800mV
Bluetooth Version
4.2 (receiving distance >8m)
Supported Speaker Impedance
4–8Ω (stereo), 2–8Ω (subwoofer)
Board Size
101 × 100 × 25 mm (excluding potentiometer/sockets)
Weight
~150g lightweight module
Functions
Bass/Treble/Volume control, AUX input, Bluetooth streaming
Color
Multi-colored PCB
Compatible Devices
Laptops, PCs, Car Audio, DIY Speaker Systems.