⁺Subwoofer Amplifier Board 100W 500mV 2.1 Channel Easy Control High Safety ZK

Feature: \n 1. Multiple Inputs: With BT 3.5mm AUX/3 PIN input, This amplifier board is compatible with almost all home audio devices, such as mobile phones, tablets, computers, CD players, etc.\n2. Easy Control: This ZK TB21 power amplifier board has subwoofer volume control, L and R channel treble and bass can be independently controlled. Inbuilt subwoofer low pass filter, with crossover control.\n3. Output Power: 2.1 CH stereo output power is 50Watt x 2 and 100Watt, working voltage range is DC12 to 24V, suitable for 4 to 8\u03A9, 50Watt to 300Watt passive speakers.\n4. Simple Layout: This 2.1 channel amplifier board with simple layout popping and audible noise will not occur even under high power output.\n5. High Safety: This stereo amplifier board supports reverse polarity protection, over and under voltage protection, overheat protection, short circuit protection. \n\nSpecification: \n\nItem Type: Subwoofer Amplifier Board\nMaterial: Aluminium\nModel: ZK TB21\nPower Amplifier Chi: