Fosi Audio ZK-1002L Bluetooth 5.0 Stereo Audio Receiver Amplifier Board 2 Channel Mini Wireless High Power Digital Amp Module for Home Passive Speakers 100W x 2

【Mini but Powerful】2 CH stereo Amplifier output power 100watt * 2, working voltage range DC5-24V, for 4-8Ω, 50watt-300watt passive speakers. 【Continuous & Stable】4 * 470uF high-quality capacitor brings a stable output. A large-area heat dissipation system, and high-quality power module, it will not overheat and stop work at long-time high output. 【Ensure Safety】This Bluetooth amplifier board has a bottom plate and a top plate, support reverse connection protection, Over-voltage protection, under-voltage protection, Over-heat protection, Short-circuit protection 【High Power High Sound Quality】It is recommended to use a DC15V-24V power adapter with a current above 2A. Please use a power adapter with sufficient power to connect the amplifier board, otherwise, the sound will be distorted. 【Warranty】18 months warranty and lifetime technical support. If you have any questions, please feel free to contact us. ZK-Board User Manual   If you want a treble and bass adjustment f