ขาย 3-CH Subwoofer Amplifier Board 2.1 Amplifier Board 100W*2 + 120W*1 Fan Cooling ราคาที่ดีที่สุด

3-CH Subwoofer Amplifier Board 2.1 Amplifier Board 100W*2 + 120W*1 Fan Cooling Features: - There are six power amplifier tubes, four for left and right channel and the other two connected to the BTL circuit for use by the subwoofer. - Premium Quality: adopted five-ring 1% metal film resistor, larger filter capacitors, and other electronic parts made by brand manufactures - Cost-Effective: reasonable price with its beautiful appearance, lower noise performance make it be suitable for DIY starter - The potentiometers from left to right: for treble adjustment, subwoofer volume and total volume - Working Voltage: AC dual 18-24V (Recommended Dual 24V) - Maximum Output Power: left and right channel: 100W*2; Subwoofer: 120W*1 - Output Impedance: 4-16Ω - Size: 14.3 x 13.2 x 5.9cm Package Included: - 1 x Subwoofer Amplifier Board