ZK-1002L Mini HIFI Power Amplifier Board bluetooth 5.0 High Power 100W 2.0 Dual-channel Stereo Sound Module

Description 1 5 0 bluetooth version transmission efficiency is higher transmission distance is longer 2 Large size black gold heat sink ensures efficient heat dissipation 3 Potentiometer to adjust the volume with a switch it is easy to control the volume very suitable for DIY speakers If it is a metal box you need to draw out the bluetooth antenna 4 Copper DC connector is adopted to withstand high current and no heat 5 4 470uF green gold capacitor guarantees the power storage capacity and the continuous and stable power supply is the premise of good sound quality 6 The DC head with cable can be compatible with the input power interface of this product Even if you don t have the DC head adapter or battery you can connect it easily Notes for use The power switch on the board is standby switch and the machine is in standby state with low power consumption after the switch is turned off To completely turn off the power or to remove the DC plug on the machine for a long time it is ok Feature Product Name with filter mini 2x100W Bluetooth digital power amplifier boardProduct model ZK 1002LWith or without filter YesAdaptation supply voltage 5 24V optional 9V 12V 15V18V 24V adapter high power recommended high voltage Adapter speaker 50W 300W 4Ω 8ΩNumber of channels left and right stereo stereo Bluetooth version 5 0Bluetooth transmission distance 15 meters without occlusion Protection mechanism overheating short circuit protection Tip To have enough o