Package Included: 1x One Selector Switch Box 1x RCA Audio Cable

• No external power needed, easy to use
• Compatible with all devices that utilize RCA inputs such as your TV
• Main Material : Plastic, Metal
• Digital camcorders with the the 3 to 1 Multi-Switch
• Connector : 3 RCA Female to 3 RCA Female

No external power needed, easy to useZorvo