The 80W + 80W Digital Audio Amplifier is a high-quality amplifier designed for use with passive speakers in a HiFi stereo audio system. It utilizes the MA12070 digital audio amplifier chip, known for its high efficiency and low distortion. This amplifier can deliver 80 watts of power to each channel, providing a total output of 160 watts. It is powered by a DC power supply with a voltage range of 12-24V, making it compatible with a wide range of power sources. The MA12070 Digital Audio Power Amplifier chip is designed to provide high-quality audio reproduction with low distortion, making it perfect for use in home stereo systems, home theaters, and other audio applications where sound quality is paramount. It features a compact design, making it easy to install and use in a variety of environments. Model Number: Digital Amplifier Maximum Power Per Channel: 80W Amplifier Chip: MA12070 Input Voltage: DC12-24V Working Method: Class D Bluetooth: 5.0 Output Power: 80W + 80W 4Ω / 30W + 30W 8Ω Impedance: 4-8Ω Recommended Speakers: 0-100W 4Ω 8Ω Color: black Material: Aluminum Alloy Package Contents: 1 x Digital Headphone Amplifier Only the above package contents, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real item. The allowed measurement error is +/- 1-3 cm.