☛ 400ft Transmission Range, SDI&HDMI Interfaces ☚☚☚ The transmitter supports both HDMI and SDI input, while the receiver supports both HDMI and SDI output. With these interfaces, Mars 400S could transmit up to 1080P 60Hz image resolution, loss-free digital audio and video signals to monitor, TV, computer etc. 400ft wireless transmission range, high anti-interference ability, and less than 0.1s latency. | ☛ Multiple Devices Monitoring ☚Support up to 4 APP connections while the transmitter is connected to 1 or none receivers. Whether iOS or Android devices can synchronously display the footage through "HollyView" App. Perfect for Indie Filmmaking, Live Broadcasting, Sports Activities, Education Recording, Wedding Ceremonies, and Corporate Events. | ☛ 3 Application Scene Modes ☚Mars 400S has 3 scene modes: Image Mode, Speed Mode and Balance Mode. You can choose to prioritize image quality, low latency or the balance between the both when there is interference. Bring you a better monitoring experience. | ☛ Automatic Channel Scanning ☚ Automatically scan the current environment to identify channels with or without interference. It has total 8 channels and supports up to 5 systems working at the same time on one site. | ☛ OLED Display Screen ☚ Unlike Mars 300, Mars 400S has a creative OLED screen inbuilt, which displays all device status, including Signal Strength, Battery Status, Scene Mode, Video Format, Device Number, Device ID, Channel Number. Thus facilitate your video monitoring.