C&E HDMI Intelligent Mini Switch 3X1 v1.4 Supports 3D 4Kx2K Multifunctional on switching ; intelligent or mechanical, Support HDMI1.4b, Support high Definition resolution 4KX2Kat30,1080p and 3D Support 300MHz/3.0Gbps per channel bandwidth. CEC Pass-through. Support 12bit per channel (36bit all channel) deep color Support uncompressed audio such as LPCM. Support compressed audio such as DTS Digital, Dolby Digital (including DTS-HD and Dolby True HD