Converts Composite to HD/3G-SDI Video & Stereo Audio; Do not support SD-SDI signal Support one AV signal input;2 ports of the SDI(HD-SDI/3G-SDI) signal output This AV to SDI converter can be widely used in SDI broadcast room, no-linear editing field, CCTV security system and training showroom etc. SDI output resolution:1280*720P50, 1280*720P60, 1920*1080I50, 1920*1080I60, 1920*1080P24, 1920*1080P25, 1920*1080P30, 1920*1080P50, 1920*1080P60 Distance: 200M for HD signals and 100M for 3G signals