Description: 【Multi Interface Sharing】: 1280x720P, AV audio and video switcher has 4 inputs and 1 output, which can realize 4 AV signal sources sharing 1 display device without the need for external power supply, which is convenient and fast. 【RCA Interface】: 4 way AV switch adopts yellow, red and white lotus interface, which is compatible most household audio and video equipment and can provide clear and audio and video output. 【Premium Transmission】: Video audio switcher, quality internal circuit design ensures quality transmission of audio and video signals without distortion or interference, allowing you to enjoy the audio visual experience. 【Metal Body】: 4 way audio adapter shell is made of quality metal with frosted technology, which is durable and fast in heat dissipation, ensuring normal heat dissipation of internal parts. 【Compact&Portable】: RCA switcher 140mmx73mmx40mm, compact and easy to store and carry, suitable for use in various occasions such as homes, offices, conference rooms, etc. Specification: Material: Metal Product Size: 140mmx73mmx40mm Package Includes: 1Piece 4 Way AV Switch Note: Please allow slightly errors due to manual measurement and different monitors.