SMAKN Wireless Bluetooth 4-0 TPA3116 50W50W Audio Receiver Amplifier Board

*100? Brand New and High Quality? *This product has been upgraded and modify the former version had done it with a microphone. *Bluetooth 4.0 reception. *Supply voltage: 8 - 26VDC. *3116 stereo power amplifier chip 2X50W, with a heat sink (recommended above 24V 3A power supply). *Applicable Speaker Impedance: 4,6,8 ohm. Package Includes: *1 * TPA3116 Amplifier Board With Mic. Feedback: We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help. Our aim is to provide Top Level Customer Service, so we will try our best to solve any problem.Thank you very much!