The Hollyland Mars 4K is an amazing wireless video receiver that combines high - end performance with great reliability at an affordable price. It offers a 450ft (150m) LOS range and an ultra - low latency of just 0.06s. With its upgraded dual - core codec chip, it can achieve a 12 Mbps data transfer rate. This device supports 4K UHD video transmission at 30fps, along with FHD and HD formats at 24p, 30p, and 60p. It has both HDMI and SDI dual interfaces, providing expanded connectivity and compatibility. The transmitter can work with up to two receivers or four mobile devices with the app, allowing multiple parties on - site to monitor the shooting. Its design features superior corrosion and wear resistance, and the bullet - styled antennas are easy to use. It has a smart channel scan function for interference - free transmission and a color LCD with a user - friendly UI. Plus, it supports multiple power supply options from 6V to 16V, NP - F batteries, and USB Type - C chargers.

Using the Hollyland Mars 4K is a breeze. First, connect your camera or video source to the receiver using either the HDMI or SDI interface. Then, turn on the device and let it automatically scan and select the best channel for a stable connection. If you want to monitor the shooting on mobile devices, just install the app and pair them with the transmitter. You can have up to four mobile devices connected at once. When it comes to power, you have multiple options. You can use a DC power supply between 6V and 16V, an NP - F battery, or a USB Type - C charger. Make sure to keep the device away from strong interference sources to maintain the 450ft (150m) LOS range. Also, avoid exposing it to extreme temperatures or moisture. For maintenance, simply wipe the device with a soft, dry cloth regularly. And that's all you need to know to get the most out of your Hollyland Mars 4K wireless video receiver.