Portta HDMI Mini Splitter 4 Port 1x4 1 in 4 Out v1.3 support 3D Full HD 1080p HDMI to HDMI Signal Distributor Deep Color HD Audio Real HDMI support HDTV, STB, DVD with Power Adapter Cascaded: Large distribution achieved by cascading the HDMI Amplifier Splitter. Support HDMI1.3b Support highest video resolution 1080p High performance up to 2.25Gbps Support uncompressed audio such as LPCM Support compressed audio such as DTS Digital, Dolby Digital (including DTS-HD and Dolby True HD) Support 3D