1. 3*1 hdmi switch,suport 3D, full1080p 2. ZINC alloy shell 3. hdmi liscensing LLC certificated 4.CE,rohs, ATC 4 PORTS 3D hdmi ... : HDTV: 480i, 576i, 480p, 576p, 720p, and, 1080i, 1080pProducts specification:1) Working temperature: -10~ +70°C2) Working relative humidity : 5 to90 ... adepter 1pcsPower cord 1pcsUse’s manual 1pcsRemoter control 1pcs 3D 1.3v 4*1 zinc alloy HDMI Switch (LJ4101)