to RCA Adapter: Convert signal to RCA signal, very suitable for connecting to older RCA (AV/ composite video and L / R stereo audio signals) old TV to AV support 1.3, input resolution up to 1080P@30Hz input is with for streaming sticks, , , DVD, PC, Blu-ray players, HD boxes, etc. RCA output is with old TVs, monitors or projectors support RCA output, etc to Composite Please set to NTSC when it in USA Please note: It NOT support 4K and 3D(such as ). Cannot be used in reverse (cannot be used as an AV to converter)size:7x4x1.3cmMaterial:ABScolour:blackPackage Contents:1 * 1 * USB cable1 * English manualOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.