Subwoofer Amplifier Board ZK TB21 100W 2.1 Channel High Power Bluetooth Hifi Audio Amplifier Board for Home Theater Systems Aluminum DC12 24V

Product Features

• [VERSATILE CONNECTIVITY] This ZK TB21 subwoofer amplifier board features multiple input options including Bluetooth 5.0 3.5mm AUX and 3 PIN inputs ensuring seamless compatibility with all your home audio devices. Enjoy wireless streaming from smartphones tablets or connect your computer CD player for high fidelity sound. The built in BT module offers stable transmission up to 10 meters without blocking for convenient wireless audio enjoyment.
• [PRECISE SOUND CONTROL] Take full command of your audio experience with independent subwoofer volume control and separate treble bass adjustments for left right channels. The integrated low pass filter and crossover control allow you to fine tune the sound to perfection. Whether you prefer punchy bass or crisp highs this amplifier board delivers exceptional audio customization for audiophiles and casual listeners alike.
• [HIGH POWER OUTPUT] Experience robust 2.1 channel stereo performance with 50W x 2 for left right channels and a powerful 100W subwoofer output. Designed to work with DC12 24V power sources this amplifier board drives 4 8Ω passive speakers ranging from 50W to 300W effortlessly. The higher the voltage you provide the greater the output power achieving theater like sound in your home environment.
• [STABLE PERFORMANCE] Engineered with a simple yet effective layout this 2.1 channel amplifier board eliminates popping and audible noise even at maximum power output. The premium aluminum construction ensures efficient heat dissipation while maintaining signal purity. Enjoy distortion audio reproduction whether you're listening at low volumes or pushing the system to its limits.
• [COMPREHENSIVE PROTECTION] Built with professional grade safeguards this stereo amplifier board includes reverse polarity protection over under voltage protection overheat protection and short circuit protection. The TPA3116D2 power amplifier chip with AM interference suppression ensures reliable operation. Rest easy knowing your equipment is protected against common electrical issues while delivering uninterrupted audio performance.