The ATEN VS4812 2-Port True 4K HDMI Splitter distributes a single HDMI source to two displays simultaneously, delivering stable dual-display output with True 4K visuals. Designed for home entertainment setups, dual-monitor workstations, and professional AV environments, it features EDID Sync™ for smart display optimisation and HDCP 2.2 compliance for reliable playback. With support for HDR10+, 3D formats, and Deep Color, the VS4812 helps deliver richer contrast and a wider colour spectrum for a more immersive viewing experience.

Key Features

• 1-to-2 HDMI Distribution: Sends one HDMI source to two displays at the same time for simple, reliable dual-screen output. 
• True 4K Video Support: Supports up to 3840 × 2160 @ 60 Hz (4:4:4) for sharp, high-detail visuals. 
• 18 Gbps Bandwidth: Supports up to 18 Gbps data rate and 600 MHz pixel clock for smooth, high-quality signal delivery. 
• EDID Sync™ Smart Display Optimisation: Automatically optimises resolutions and helps prevent display issues for consistent presentation. 
• HDR10+, 3D & Deep Color Support: Enhances image depth, contrast, and colour reproduction for compatible content and displays. 
• HDCP 2.2 Compatible: Supports protected content workflows and broad HDMI system compatibility. 
• Advanced Audio Support: Supports LPCM 7.1 and formats including Dolby® and DTS-HD Master Audio™ for surround sound playback. 
• Pushbutton Output Control: Quickly enable/disable HDMI output 2 via the front-panel pushbutton. 
• Compact, Stylish Design: Slim housing with accent lighting for tidy integration into desks, media setups, or AV furniture.

What's Included

• (1) ATEN VS4812 2-Port True 4K HDMI Splitter
• (1) USB Power Cable (Type-C to Type-A, 1 m)

Specifications

VS4812 (2-Port True 4K HDMI Splitter)
Video Input	1 × HDMI Type-A Female (Black)
Video Output	2 × HDMI Type-A Female (Black)
Max. Data Rate	18 Gbps (6 Gbps per lane)
Max. Pixel Clock	600 MHz
Max. Resolution	3840 × 2160 @ 60 Hz (4:4:4)
Compliance	HDMI (3D, Deep Color, 4K); HDCP 2.2 Compatible
Power	1 × USB-C (5V / 1A)
LEDs	2 × Port Indicator (Orange); Power Indicator (Orange, bottom side)
Operating Temperature	0 – 40°C
Storage Temperature	-20 – 60°C
Humidity	0 – 80% RH, Non-Condensing
Housing	Plastic
Weight	0.03 kg
Dimensions (L × W × H)	6.10 × 5.65 × 1.52 cm

Application Examples

Home Entertainment	Mirror a single HDMI source to two displays for flexible viewing setups.
Dual-Monitor Workstations	Share one HDMI output across two screens for monitoring and mirrored display applications.
Professional AV & Commercial Spaces	Distribute HDMI to two displays for signage, demos, or presentation zones with stable sync and compatibility.

The ATEN VS4812 2-Port True 4K HDMI Splitter is a compact, high-bandwidth HDMI distribution solution for reliably sharing one HDMI source across two displays with EDID Sync™, HDCP 2.2 support, and True 4K performance.