The speaka wireless 1080p hdmi transmitter allows streaming video content from a hdmi source to a tv set or a projector the transmitter is operated by an ir remote control which gives you plenty of flexibility when it comes to where to place the source device ideal for meeting rooms with ceiling mount projecorsconnect the compact transmitter to a laptop desktop pc or a dvd player via a hdmi cable then plug your playback device eg a tv or a projector into the hdmi receiver power supplie