VHM-315 Rechargeable 2*5W Bluetooth Amplifier Circuit

 

VHM-315 Bluetooth Amplifier, which you can power by inserting a rechargeable battery and recharge the battery from the micro USB port on it. It is an amplifier circuit with Bluetooth 4.2 connection. You can connect two speakers rated at 5W. Speakers are input from the jst cable inputs on the back of the product, and power is input from the red input. Cables are included in the product. Battery holder or battery is not included in the product. You can use this product with 18650 batteries or 3.7v Lipo Batteries. It is used for music output only. It does not make sound during phone calls.