<p>1. The power filter capacitor adopts electrolytic capacitor 3300UF\/50V</p> <p>2. The main circuit of electrolytic capacitor signal adopts Taiwan famous , and the capacitor adopts electrolytic capacitor from Japan.</p> <p>3. Resistance The main circuit adopts a five-ring metal film resistor with an accuracy of +\/-1%, which ensures a good signal-to-noise ratio of the whole machine.</p> <p>4. PCB adopts 1.6mm thick double-sided board, 2.0 oz copper thickness, and full tinning process to good passing performance of large and small currents.</p> <p>5. The use of fully shielded audio special high-current inductors to a clear and powerful sound</p> <p>Working method: Class D</p> <p>Quiescent current: 150mA</p> <p>Work efficiency: 90%</p> <p>Rated output power: 100W+100W+4 x 50W</p> <p>Frequency response: 20Hz to 20KHz</p> <p>Working voltage: DC18V to DC24V</p> <p>Net weight: 0.13KG</p> <p>colour:Blue</p> <p>Material:PCB</p> <p>size:100 x 84.5MM</p> <p>Package Contents:</p> <p>1 Amplifier Board</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>