1. Superior Sound Quality: The stereo digital power amplifier board module delivers high-end audio quality, ensuring an immersive and clear listening experience. 2. Robust Protection Mechanisms: The stereo amp board includes built-in protection against overvoltage, short circuit, overheating, and undervoltage, helping protect the amplifier and connected devices. 3. Ultra-Low Distortion: This power audio amplifier board maintains low distortion across the full audio frequency range, enabling accurate audio signal reproduction. 4. High Power Output: With a power rating of 220W+220W, the audio amplifier board provides strong output, capable of driving demanding speakers and filling rooms with sound. 5. High Reliability and Longevity: The power amplifier board is designed for reliable performance and long-term use, supporting extended operation and enjoyment. Specifications: B: AP2202 potentiometer external Color: Photo Color Material: Plastic Package Contents: 1 x digital amplifier board