Meet the Hollyland Mars 400S: a wireless SDI HDMI video transmission system with iOS/Android app monitoring that can make life easier for live broadcasters, filmmakers, sports videographers, and other video pros. The transmitter and receiver both support HDMI and SDI. Mars 400S can transmit up to 1080p 60Hz images wirelessly.
Mars 400S has image, speed, and balance modes. It has an OLED screen to show device status, signal strength, battery status, and other relevant info. It can scan your environment to identify channels with or without interference. The device supports up to 4 app connections.[where to get it]