Turn normal speaker to Bluetooth applicable speaker impedance is 4 ~ 8m, perfect for converting regular speaker to a Bluetooth speaker. Mini Bluetooth Audio Digital USB Power Amplifier Board supports Bluetooth audio input and DC 5V voltage input by micro USB.
Features :
- Amplifier Chip: PAM8403
- Working Voltage: DC 5V.
- Output Power: 2 x 3W.
- Applicable Speaker Impedance: 4/6/8 ohm.
- Dual-channel digital power amplifier Board PBTL.
- 3W output and low power consumption.
- The sound quality is very good by using this module.
- Applicable speaker impedance: 4/6/8 ohm
Specifications:
- Model: PAM8403 Bluetooth audio digital USB power amplifier board
- Input Voltage (V): 5
- Output Power (W): 3
- Length (mm): 42
- Width (mm): 25
- Height (mm): 5
- Weight (gm): 3
Application:
- DIY Bluetooth speaker, home, and car audio system modification.
Package Includes :
- 1 x Mini Bluetooth audio digital USB power amplifier board

0.5W 8Ohm Mini Speaker 50mm
12V Dual Channel Relay Module with Optocoupler
5V 16 Channel Optocoupler Relay Board Module LM2576 Power Supply 








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