1. Red line: Power +
2. Blackline: Power -
3. I core shield wire: audio system input port
4. Power supply: DC6V-12V
5. Dissipation circuit: 10mA
6. Frequency response: 300-5500Hz, Output signal
7. Out Impedance: 600ohm
8. Out Level: 0-6V
9. Environment Temperature: -25 to 85 degree C
10. Humidity: 30-90%