This amplifier board using military grade FR4 board, the choice of low-power high-fidelity digital amplifier chip, and then with high-frequency low-impedance capacitors Sanyo, TDK fully shielded inductor, so this deep and powerful bass amplifier board. Alto honest warm. Treble clear and bright.
The entire board using SMT machines, infrared reflow soldering, stable and reliable, up to 93% efficiency, low power consumption, heat a small, less than 35W without heatsink. This board is a single-channel, dual-channel need to buy two.
Supply voltage: DC 12V-24V;
Output Power: 35W (8 ohm load 22V power supply), 18W (4Ω load 12V power supply);Technical Details

Product Details

Package Dimensions
Width : 4 inch
Height : 0.2 inch
Length : 7 inch

Shipping Weight: 0.48 ounce (View shipping rates and policies)

ASIN : B01JA3AKDO