Iouaer -HT21 Bluetooth Power Amplifier Board 2.1 Channel 2x160W+220W Subwoofer TDA7498E Digital Amplifier Module with Case

1. High current, low magnetic loss, small parasitic capacitance, low heat generation, use of oxygen free copper wire to improve sound quality; The magnetic shielding mechanism has strong anti electromagnetic interference performance. 2. Thickened heat sink, silent and long-life fan; Solved the heat dissipation problem and better utilized the advantages of high power 4. Extremely low noise, quality, extremely low distortion, protecting your for original-sound experience 3. Transparent sound, fast low-frequency response, strong mid frequency texture, high frequency smoothness, and minimal loss 5. Protection mechanism: Input undervoltage, overheating, overcurrent, short circuit protection. No input anti reverse protection, positive and negative poles cannot be reversed!