The JollyLine JL41984 DVB-T 1080p H.264 VHF/UHF 75-100dBμV digital modulator with HDMI output allows you to convert an image & sound signal from any device with HDMI output such as camera recorders, satellite receivers, video playback devices, etc. to a digital TV channel and transmit it through the antenna cable to the central installation of the building. Equipped with an additional HDMI output so you can directly connect a TV or monitor located near the modulator.