Decoder Bluetooth Amplifier Receiver Charging Review

It Is A Car Decoding Power Amplifier Module.Built-in Power Amplifier Module so It Can Be Directly Connected to the Speaker.It Comes With A Control Panel, Suitable For Car Bluetooth Speaker Devices. Note: The Power Amplifier Board Should Be as far Away as Possible From the WIFI Signal (router) Avoid Signal Interference. Four Wires of Two Speakers, There Can Be No Connection Between Each Other.Recommended Power Supply Voltage DC 3.6V~5V.Module Will Be Damaged If Input Voltage Is more Than 5V. It Is Strongly Recommended to Use A 3.7V Lithium Battery. It Can Not Input Voltage From USB Socket If It Does Not Connect Battery.Otherwise the Module Will Be Damaged.Please Don’t Use too Long Wires to Avoid Signal Interference. Please Read Use Manual and Description before Use. SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied.