Amplifier Board 3.5mm AUX 3 PIN Input Treble Bass Control Clear Sound Aluminum BT Digital Amplifier

Feature: 1. Multiple Voice Frequency Inputs: The amplifier board has a BT 3.5mm AUX 3 PIN input, compatible with all home voice frequency devices such as mobile phones, tablets, computers, CD players, etc 2. Treble and Bass Control: The BT amplifier board has subwoofer volume control, L and R channel treble and bass can be independently controlled, built in subwoofer low pass filter, with crossover control 3. Compact and Protected: The digital amplifier board has a small and compact design with bottom and top plates, reverse polarity protection, over and under voltage protection, over temperature protection, short circuit protection 4. Voltage and Power: The BT speaker amplifier board is 2.1 CH stereo output power 2x50Watt and 100Watt, working voltage range DC15 to 36V, suitable for 4 to 8 Ohm , 50Watt to 300Watt passive speakers 5. Clear Sound: The voice frequency amplifier board has a clean wiring layout, the sound is very clear, to meet your needs Specification: Item Type: Amplifier Board Material: Aluminum Power Amplifier Chip: For TDA7498E Output Power: Left and Right Channels <160W Input Sensitivity: 500mV Input Method: Aux and BT and USB (dial button to switch modes and songs) BT Version: 5.0 (unblocked, 10meters) Number of Channels: 2.0 Channels (left channel and right channel) Adapter Power Supply: DC15 to 36V (under 9V undervoltage protection, can also support 12V power supply) Adapter Speaker: 30 to 200W, 4 to 8 Ohm Protection Mechanism: Anti Reverse, Undervoltage, Overheating, Overcurrent, Short Circuit Protection. Package List: 1 x Upper Cover1 x Lower Cover1 x Motherboard9 x Screws1 x Screwdriver4 x Large Copper Pillars4 x Small Copper Pillars3 x Button Cover