4X AU-10X NE5532 Audio Signal Preamplifier Headphone Pre AMP Board Gain 20Db 3.5MM Volume Control Tone DC 12V, Black, 750140370

Feature This circuit can be used when the sound of your device is small when connected to the power amplifier. It is suitable for small audio signal amplification, the amplification factor is 10 times (20db), and the front 3.5mm interface can be connected to headphones; The amplifier chip is a dual op amp NE5532 Power supply: DC9-19V Input and output are 3.5mm headphone jack or Product information Product Dimensions 3.94 x 3.15 x 6.3 inches Item Weight 1.61 pounds ASIN B0D7685JSR Item model number 750140370 Date First Available June 15, 2024 Manufacturer MARALANG Country of Origin China Warranty & Support Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price?