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4x1 HDMI Switcher 4K60 with Multi-Viewer

VLML-4x1H20

  • 4x1 seamless HDMI 4K60 multiviewer combining up to four HDMI sources onto a single UHD or HD display

  • HDMI 2.0b (HDCP 2.2/1.x) at 18Gbps, up to 4K@60Hz (reduced blanking) input and output

  • Eight display modes (Single, PiP, PBP 1/2, Triple 1/2, Quad 1/2) with seamless single-screen switching and fast multiview switching

  • Analog RCA and optical SPDIF audio de-embedding with volume control, EDID management, OSD, control via front panel, IR, or RS-232

Where to Buy
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Product Description

The VLML-4X1H20 is a seamless 4x1 UHD multiview switcher designed to combine multiple HDMI sources into a single high-resolution display. Supporting input resolutions up to 4K@60Hz (reduced blanking), it lets users view up to four HDMI video signals simultaneously on a single UHD or HD monitor with crystal-clear detail and full layout flexibility.

Built for performance and control, the VLML-4X1H20 lets users manage each input independently, adjusting the position and arrangement of sources in real time. Whether used in control rooms, broadcast workflows, or high-end presentation environments, it simplifies multiview configurations without compromising image quality.

Audio de-embedding is available via both RCA and optical outputs, allowing seamless integration with external audio distribution systems. The unit offers intuitive control through front panel buttons, IR remote, OSD navigation, and RS-232 commands, making it an adaptable solution for both standalone use and system-wide integration.

Key Features

  • HDMI 2.0b, HDCP 2.2, and HDCP 1.x compliant

  • Supports 18Gbps video bandwidth

  • Input and output resolutions up to 4K@60Hz

  • Audio support: LPCM, AC3, DD+, DTS, DTS-HD, up to 7.1 channels

  • Seamless switching between inputs, combining images on a single UHD monitor

  • Up to eight display modes: Single, PiP, PBP (1), PBP (2), Triple (1), Triple (2), Quad (1), Quad (2)

  • Seamless switching in single-screen mode; fast switching in multiview mode

  • Audio de-embedding via analog and optical audio ports

  • Volume control and independent audio selection

  • OSD navigation for advanced settings

  • EDID management

  • Control via front panel buttons, IR remote, and RS-232

  • Compact design for easy, flexible installation

Downloads

DATA SHEET (PDF)
USER MANUAL (PDF)

Specifications

Technical
HDMI Compliance     HDMI 2.0b    
HDCP Compliance     HDCP 2.2 / 1.x    
Video Bandwidth     18Gbps    
Video Resolution     Up to 4K@60Hz    
IR Level     5Vp-p    
IR Frequency     38KHz    
Color Space     RGB, YCbCr 4:4:4, YCbCr 4:2:2, YCbCr 4:2:0    
Color Depth     8bit    
Audio Formats     HDMI: PCM2.0/5.1/7.1CH, Dolby Digital/Plus, DTS, DTS High Res

Analog audio [3.5mm L/R]: PCM2.0;

SPDIF (OPTICAL): Dolby Digital, DTS 5.1, PCM2.0.

Note: It does not support HBR audio.    
Audio output     PCM 2.0, 5.1, 7.1CH, Dolby 5.1, DTS5.1    
ESD Protection     Human-body Model： ±8kV (Air-gap discharge) , ±4kV (Contact discharge)    
Connection    
Input Ports         4 x HDMI IN [Type A, 19-pin female]    
Output ports         1 x HDMI OUT [Type A, 19-pin female]

1 x L/R OUTPUT [RCA]

1 x OPTICAL OUTPUT [S/PDIF]    
Mechanical    
Housing     Metal Enclosure    
Color     Black    
Dimensions     220mm [W] x 100mm [D] x 30mm [H]    
Weight     620g    
Power Supply     Input: AC 100 - 240V 50/60Hz

Output: DC 12V/2.5A

(US/EU standard, CE/FCC/UL certified)   
Power Consumption     10W (Max)    
Operating Temperature     0°C ~ 40°C / 32°F ~ 104°F  
Storage Temperature     -20°C ~ 60°C / -4°F ~ 140°F   
Relative Humidity     20 - 90% RH (No condensation)

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