Startech 30m High Speed Active HDMI Cable MM This active HDMI cable offers a connection distance of up to 100 feet (30 meters) between your HDMI enabled devices. It meets CL2 rating safety requirements, so its ideal for in-wall cable runs in your home and office installations. Dependable connections over longer distances. The cable features built-in amplifier circuitry which actively boosts your HDMI signal, with no external power required. It's the perfect solution for longer transmissions without any signal loss. Run in-wall cable installations. The HDMI cable is CL2 rated for in-wall installations, which makes them perfect for A/V installations in residential or office settings. You can set up your home theatre, gaming or audio-video equipment with the cables hidden away safely inside the walls and place your devices as needed throughout your work or living space. Deliver astonishing 4k video. This high-quality HDMI cable fully supports 1080p+ resolutions at up to 120Hz refresh rate