PureLink High Speed HDMI cable with Ethernet safety lock (2.0 Comp., 4K, 3D, 1m) (Accessories)
Not cheap, but definitely worth the money. Easy to use (with two fingers grab the oval black retaining ring on the narrow sides and move in the desired direction - green is unlocked, red is backed up) and secure holding connection, HDMI 2.0 compatibl