Simultaneously distributes one HDMI signal to four display devices; - HDMI 1.3 protocol compliant HDCP 1.2 compliant; - Support resolution: 1080p / 1080i / 720p / 576p / 576i / 480p / 480i; - Support DTS-HD/true-HD/LPCM7.1/AC3/DTS/DSD audio format; - Supports video color format: deep color 24bit/36bit; - Transfer date bit rate up to 2.25 Gbps per channel; - Support 3D; - Support CEC; - Support signal retiming Full-HD 1080P cascade up to 3 layers; - Wide Frequency Range: 25MHz~225MHz; - 15metre AWG24 HDMI cable input & 15metre AWG24 HDMI cable output.