1. Standard US size, can be used for any US hole wall plates 2. HDMI 1.4V, support 1080P and 3D 3. Plug and play connection HDMI Keystone jack, HDMI adaptor 90 degreeHDMI jack to HDMI jack Keystone InsertFor special tubes or small space usingStandard US size, can be used for any US hole wall platesMaterial: ABS ROHSColor option: WH, BK, or customerizedZowie is both manufacturer & exporter, ...