The Hollyland Mars X 1080p HDMI Wireless Video Transmitter, in a compact design with foldable antennas, allows you to transmit an HDMI signal to up to three iOS/Android mobile devices. With this capability, multiple people on set can monitor an image at different locations. The Mars X supports up to 1080p60 resolution and is capable of wirelessly transmitting the signal up to 328' line-of-sight. With only 70ms of latency, the transmission delay is near zero. A synchronization feature ensures that your audio and video are delivered at the same time to your mobile devices.