ZK-MT21 Bluetooth Power Amplifier Board 2.1 Channel 50W x 2 + 100W | Mini amp module. quickly connects. Fits car audio speakers/home theater. with bass,treble,subwoofer and volume control

This power amplifier board employs Bluetooth 5.0 technology with a transmission range of up to 49 feet in open areas. It also includes a 3.5 mm AUX audio input interface, offering multiple input options to meet your requirements. Fitted with bass, treble, subwoofer frequency, and volume controls, it enables simple adjustment to attain your preferred music tone. Enjoy immersive audio that makes you feel as if you're in a cinema. This is a 2.1 channel Bluetooth audio amplifier module with a peak output power of 2x50W + 100W.
Speaker Matching Guide: - Left & Right
Channels (Stereo): 6.5 inch, 4-8 ohms, 50W each (Max. RMS) -
Subwoofer Channel (Bass): 8 inch, 4-8 ohms, 100W (Max. RMS) The board integrates several protection mechanisms for secure operation, such as short circuit, over-current, over-heat, and anti-reverse protection.
(Note: It is advised that the maximum input voltage not surpass 22V. Exceeding this may activate overvoltage protection, limiting output current and decreasing peak power. ) It features a copper DC connector and fence-type terminals engineered to manage large current, no heat, no damage. Power is delivered via a universal 5.5 mm x 2.1 mm plug interface