Features: 1. Stereo interface ensures excellent sound quality with a more perfect output, especially for heavy bass. 2. Provides chip protection against overvoltage, undervoltage, overheating, and short circuits. 3. The chip also supports DC detection for stable, reliable, and safe operation. 4. A large heat dissipation area ensures efficient cooling, extending the lifespan. 5. One-piece molding results in a smooth surface without burrs, making installation more convenient. Specification: Item Type: Digital Amplifier Module Product Material: Printed Circuit Board Product Model: XR-189 Chip Type: TPA3116D2 Chip Protection: Overvoltage, undervoltage, overheating, DC detection, and short circuit. Power Supply Voltage: DC5-24V Output Power: 2 x 50W Number of Channels: Two-channel stereo. Package List: 1 x Digital Amplifier Module Note: 1. Do not overload the usage; 2. Do not use overpressure; 3. Do not use overcurrent.