1. Connector 1: RCA male plug
2. Connector 2: 2-screw terminal plug
3. Used for extending the length of the RCA cable, charging extension function
4. No soldering required, use stranded or solid core wire and a small screw driver to create custom cables
5. Product length: about 30cm
6. Product cable diameter: OD 4mm
7. Fine solder joints, resistance to plug, and good contact to ensure transmission signal stability, durability and a long life