FTVOGUE Mini Bluetooth Amplifier Module 4.2, 5W+5W Stereo Speaker Digital Circuit Board - Perfect for DIY Audio Projects, Home Theater Systems & Portable Speakers

FTVOGUE Mini Blue-tooth Amplifier Module, 4.2 Circuit Stereo Speaker Digital Module 5W + 5W Adopting high performance amplifier chip, practical and. Providing high quality sound quality and compatibility, and overall performance is superior. Note: You cannot use dry battery and charging voltage and current unstable power supply such as transformer and transformer. Specification: Material: Electronic Components Weight: 11g/0.4oz Channel Number: Dual channel Output impedance: 2Ω- 8Ω DC Power Supply: DC 5V 2A Output Power: 3W-10W speakers Product Packaging: Anti-static packaging Installation Dimensions: 28mm Size (L*W*H): 40*34*12mm/1.6*1.3*0.5inch Package List: 1 x Blue-tooth Amplifier Module 3 x 2P Wire Note: 1.This product charging interface is current limiter charging mode, without management, please use lithium battery with protective plate. It is recommended to use 3.7V lithium battery (lithium battery needs protection board) with USB charging port for lithium battery charging, USB port can be used as power supply or 5V adapter power supply. 2.Can not use dry battery and charging treasure and transformer and other voltage and current unstable power supply. 3. This product is in standby mode for 10 minutes will enter automatic shutdown, need to restart.