HDMI Over Powerline Extender up to 300m The HDMI Powerline Extender allows you to transmit a HDMI signal over your existing mains power lines using the HDBitT transmission protocol. You can transmit y more→our HDMI signal all around your house or office without the need to install any extra wiring (The signal will not pass the electric meter). The Plug and Play design is very easy to use simply connect both units to the HDMI devices connect the I/R adapters and plug them into the mains. Specification Uses mains power lines to transmit the signal wherever there is a mains plug eliminating the need to wire in a network cable or HDMI cable Input Voltage: AC 100 ~ 240V It can extend a 1080p @ 60Hz