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Lists the main capabilities and specifications of the Mars 400S PRO system.
Details the components included in the 1 Transmitter and 1 Receiver package.
Details the components included in the Single Receiver package.
Illustrates the basic connection of one transmitter to one receiver for video transmission.
Shows how to connect one transmitter to two receivers for expanded monitoring.
Details the various interfaces and ports on the transmitter unit.
Details the various interfaces and ports on the receiver unit.
Explains the elements displayed on the transmitter's OLED screen.
Explains the elements displayed on the receiver's OLED screen.
Provides important information regarding power supply methods and voltage handling.
Instructions on how to access and navigate the device's main menu.
Steps to change the wireless channel for optimal transmission.
Guide on how to stream video from the receiver to a PC.
How to download the HollyView app and connect the device for monitoring.
The Hollyland Mars 400S PRO is a wireless HD video transmission system designed to provide reliable and low-latency video monitoring solutions for professional filmmaking and video production. This system allows users to transmit high-definition video signals from a camera to a receiver or multiple mobile devices, offering flexibility and convenience on set.
At its core, the Mars 400S PRO facilitates the wireless transmission of video signals. The system comprises a transmitter (TX) and a receiver (RX), which work in tandem to establish a stable video link. The transmitter is typically mounted on a camera and accepts both SDI and HDMI inputs, making it compatible with a wide range of professional cameras. Once connected, it encodes the video signal and transmits it wirelessly. The receiver, on the other hand, receives these signals and outputs them via SDI and HDMI, allowing for connection to professional monitors, switchers, or other video equipment.
Beyond the traditional TX-RX setup, the Mars 400S PRO extends its functionality to include app-based monitoring. This means that in addition to or in place of a physical receiver, users can monitor the video feed directly on their mobile phones or tablets through the dedicated "HollyView" app. This feature is particularly useful for directors, focus pullers, or other crew members who need a portable and convenient way to view the camera's output. The system supports various monitoring configurations, including one transmitter to two receivers, or one transmitter to one receiver and two apps, or even one transmitter to up to four apps without a physical receiver, offering versatile monitoring options to suit different production needs.
A notable feature of the Mars 400S PRO is its ability to directly stream data from the receiver for live streaming purposes. By connecting the receiver to a laptop via a Type-C to LAN connector and configuring the network settings, users can access the video stream through live streaming software like VLC Player, OBS Studio, or Vmix using an RTSP URL. This capability transforms the system into a powerful tool for remote production and real-time content delivery, allowing for immediate sharing of footage without additional conversion steps.
The system is designed for ease of use, incorporating smart channel selection to help users find the most stable transmission channel, thereby minimizing interference and ensuring a consistent video feed. The OLED display screens on both the transmitter and receiver provide essential information at a glance, including device number, Wi-Fi signal strength, scene mode, USB flash detection indicator, device ID, channel display, video format, fan status, and battery voltage. This comprehensive display ensures that users are always aware of the system's operational status.
The Mars 400S PRO is engineered for quick and efficient deployment on set. It features an integrated cold shoe, allowing for fast and secure mounting to cameras or other rigging equipment. The installation process is straightforward: users simply attach the antennas, secure the cold shoe to the camera, connect the camera's HDMI or SDI output to the transmitter's input, and power on the devices. The system supports multiple power supply options, including DC power, USB Type-C power, and battery power (compatible with NP-970 series batteries), providing flexibility for various shooting environments. The device automatically prioritizes the power method with the higher voltage, ensuring continuous operation.
Operating the system is intuitive, with clearly marked "UP," "DOWN," and "OK" buttons for navigation. Users can long-press the "OK" button to access the root menu interface, where they can switch between menu options and confirm selections. Channel changing is also simplified; pressing the "UP" or "DOWN" buttons on either the transmitter or receiver allows users to cycle through available channels. Once a new channel is confirmed with the "OK" button, both the receiver and transmitter automatically synchronize to the selected channel, ensuring a seamless connection.
The app-based monitoring feature significantly enhances usability. After downloading the "HollyView" app, users can connect their mobile devices to the system's Wi-Fi network (identified as "HLD + DEVICE ID") using a default password. This allows for real-time monitoring on a smartphone or tablet, providing a convenient and portable viewing solution for various crew members. The ability to monitor on multiple devices simultaneously, whether through physical receivers or mobile apps, streamlines workflow and improves collaboration on set.
While the manual does not explicitly detail extensive maintenance procedures, the design of the Mars 400S PRO suggests a focus on durability and user-friendliness, which inherently contributes to ease of maintenance. The system's robust construction, with its integrated cold shoe and multiple power options, implies a design intended to withstand the rigors of professional use.
A key maintenance-related feature is the support for APP firmware upgrade. This allows users to update the system's software via the "HollyView" app, ensuring that the device always benefits from the latest improvements, bug fixes, and feature enhancements. Regular firmware updates are crucial for maintaining optimal performance, compatibility with new devices, and addressing any potential security vulnerabilities. This over-the-air update capability simplifies the process, eliminating the need for complex cable connections or specialized tools.
The OLED display provides real-time diagnostic information, such as battery voltage and fan status. Monitoring battery voltage helps users anticipate power needs and prevent unexpected shutdowns, while fan status indicators ensure that the device's cooling system is functioning correctly, preventing overheating during extended operation. These indicators serve as immediate feedback mechanisms, allowing users to take proactive measures to ensure the system's longevity and reliable performance.
In summary, the Hollyland Mars 400S PRO is a versatile and user-friendly wireless HD video transmission system that offers robust functionality, flexible usage options, and convenient maintenance features, making it an indispensable tool for modern video production.
General| Transmission Range | 400 meters (1312 feet) in open space |
|---|---|
| Mobile App Monitoring | Yes |
| Number of Antennas | 2 |
| Transmission Distance | 400' / 121.9 m |
| Audio Input | 3.5mm TRS, XLR |
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