• BUILT-IN ANTENNAS
	Built-In 
	Antennas for Easy Setups, Efficient Shooting, and Different Shooting 
	Applications
	• 300FT TRANSMISSION RANGE WITH 0.08S MINIMUM LATENCY
	Up to 300ft Hassle-Free and Reliable Range for Wireless Video and Audio 
	Transmission
0.08S Lowest Achievable Latency for Real-Time Monitoring
	
	
• THUMBWHEEL SWITCH MENU
	Better Using Experience with the 
	Multi-Functional Clickable Thumbwheel Switch
	
• MULTIPLE POWER OPTIONS
	Supports 5-12V Wide Voltage Power Supply, Including Various L-Series 
	Batteries, Different Power Banks, and Type-C (5V/2A) Charging
	
• HDMI 
	IN & LOOPOUT
	DMI Input and loopout on TX, and Dual HDMI Outputs on RX
	
	
• SIDE OLED
	Side OLED Provides Easy Access to Power Status, Channel 
	Scan, and Other OLED Display Information for Both Vertical or Horizontal 
	Installation Methods
	
• REAL-TIME APP MONITORING
	Supports up to 3 
	Phones / Tablets Real-Time Monitoring with Pro Monitor Features, such as 
	Waveform, Focus Peaking, Zebra, ZOOM, 3D Luts, etc.
	
• FIRMWARE UPDATE 
	& CHANNEL SCAN ON APP
	Easy and Quick Firmware Update & Channel Scan on 
	the HollyView APP
	
• THREE PRODUCT OPTIONS
	STANDARD: 
	Built-in antennas on both TX and RX for convenient packing and installation
	ENHANCED: External antennas and anti-collision design on TX 
	for complex shooting environments
SINGLE TRANSMITTER: 
	Loopout HDMI caters the need for on-camera external monitoring
Family Products:
	
	Hollyland MARS M1
	
Hollyland MARS 
	4K
Hollyland MARS M1 Enhanced
	Hollyland 
	MARS 400S PRO
	Hollyland MARS 
	400S PRO II
	
	Hollyland COSMO C1
	Hollyland SYSCOM 
	421S