Here is a wireless HDMI system that turns your phone or tablet into an external monitor for film-making and vlogging. The MARS X weighs only 112g and has collapsible antennas. It supports monitoring through three iOS and Android devices.
MARS X has a transmission range of over 300ft. It has 8 frequency channel options for avoiding interference. The ‘HollyView’ app gives you access to Waveform, Histogram, Focus Assist, False Color, Zoom, 3D Lut, and other standard external monitoring features.