Description: 4-way BNC video splitter One way BNC interface video signal input, 4 way BNC interface video signal synchronous output Power requirements: DC9V, 50mA (not included) Scope of application: BNC input: set-top box, monitor DVR, camera, etc. BNC output: projector, LCD/TV, etc. Suitable for public video systems, simple TV teaching, multi-screen monitoring systems, etc. Package Includes: 1Piece BNC Video Splitter Box