Chip Driver Board 2 Power Supply 4 Channel Pre Amplifier Module NE5532 5W DC12V‑15V

Feature: 1. CHANGEABLE MAGNIFICATION: The magnification is 4,7 times, you can change the 47K resistance close to the op amp to change the magnification, 22K is 2.2 times, 100K is 10 times 2. EXCELLENT PERFORMANCE: Chip driver board is made with high performance inductors and high performance capacitors, which bring excellent effect 3. CONVENIENT WIRING LOADING: The product quality has passed the test, the volume is light and small, which is convenient for wiring and loading 4. 5W POWER: Working voltage of power amplifier board is from DC12V‑15V, transformer power above 5W, stable and durable 5. STABLE PCB: Good quality PCB materials possess reliability and miniaturization, good maintenance and interchangeability Specification: Item Type: Chip Driver Board Material: PCB Working Voltage: DC 12V-15V Transformer Power: More than 5W Package List: 1 x Chip Driver Board Note: Pay attention to correct operation.