ATEN VS5821 2-Port 8K HDMI Switch

The ATEN VS5821 2-Port 8K HDMI Switch is a compact HDMI switch designed to connect two HDMI source devices to one HDMI display.

With 8K 7680 × 4320 @ 60Hz support, 4K @ 120Hz support, 48Gbps maximum bandwidth, RapidSync™ high-speed AV switching, HDR10+, VRR, ALLM, HDCP 2.3 compatibility, and compact accent-light design, the VS5821 is ideal for modern gaming, personal entertainment, professional AV setups, and efficient HDMI source switching.

Key Features

• 2-port 8K HDMI switch
• Connects up to two HDMI source devices to one HDMI display
• Supports up to 8K 7680 × 4320 @ 60Hz, 4:2:0
• Supports 4K @ 120Hz visuals on compatible equipment
• Supports 48Gbps maximum data rate
• RapidSync™ high-speed AV switching supports instant synchronization and smooth source transitions
• Supports HDR10+ for enhanced contrast and color performance
• Supports Variable Refresh Rate, VRR
• Supports Auto Low Latency Mode, ALLM
• HDCP 2.3 compatible
• Supports HDMI 3D, Deep Color, and 8K
• Audio support includes LPCM 7.1, Dolby® and DTS-HD Master Audio™
• Source switching via on-device pushbutton
• Compact plastic enclosure with accent lighting
• Powered via USB-C 5V/1A input
• Includes USB Type-C to Type-A power cable, 1m

Product Description

The ATEN VS5821 2-Port 8K HDMI Switch is designed for users who need to connect two HDMI source devices to one HDMI display without repeatedly unplugging and reconnecting HDMI cables.

The VS5821 allows up to two HDMI source devices to connect to a single HDMI display, making it suitable for laptops, desktop PCs, game consoles, TV boxes, DVD players, media players, and other compatible HDMI source devices.

With support for 8K 7680 × 4320 @ 60Hz, 4:2:0, 4K @ 120Hz, and 48Gbps maximum data rate, the VS5821 is built for high-resolution HDMI setups where visual clarity, smooth motion, and stable performance matter.

Powered by RapidSync™ technology, the switch supports high-speed AV switching and instant synchronization, helping reduce signal delay when moving between connected HDMI sources.

The VS5821 also supports HDR10+, VRR, ALLM, 3D formats, Deep Color, and HDCP 2.3 compatibility, helping provide reliable performance across supported HDMI source and display equipment. Audio support includes LPCM 7.1, Dolby®, and DTS-HD Master Audio™ for compatible AV setups.

The compact plastic housing and accent lighting make it suitable for gaming desks, entertainment units, workstations, meeting rooms, and professional AV environments.

Please check that your HDMI source devices, display, and cables support the required resolution, refresh rate, HDR, HDCP, VRR, ALLM, and audio formats before ordering.

Specifications

• Product Code: VS5821
• Product Type: 2-Port 8K HDMI Switch
• Video Input: 2 × HDMI Type-A Female, Black
• Video Output: 1 × HDMI Type-A Female, Black
• Input Impedance: 100Ω
• Output Impedance: 100Ω
• Maximum Input Distance: 1.5m at 7680 × 4320 @ 60Hz, 4:2:0
• Maximum Output Distance: 1.5m at 7680 × 4320 @ 60Hz, 4:2:0
• Maximum Resolution: 7680 × 4320 @ 60Hz, 4:2:0
• 4K Support: 4K @ 120Hz on compatible equipment
• Maximum Data Rate: 48Gbps
• Compliance: HDMI, 3D, Deep Color, 8K, HDCP 2.3 compatible
• HDR Support: HDR10+
• Gaming Features: VRR and ALLM support
• Audio Input: 2 × HDMI Type-A Female, Black
• Audio Output: 1 × HDMI Type-A Female, Black
• Audio Support: LPCM 7.1, Dolby® and DTS-HD Master Audio™
• Power Connector: 1 × USB-C, 5V/1A
• USB Cable: 1 × USB Type-C to Type-A, 1m
• Selected LEDs: 2 × Port Selector, Orange
• Power LEDs: 2 × Orange, bottom side
• Housing: Plastic
• Operating Temperature: 0°C to 40°C
• Storage Temperature: -20°C to 60°C
• Humidity: 0% to 80% RH, non-condensing
• Product Dimensions: 6.10cm × 5.65cm × 1.52cm
• Product Weight: 0.03kg

Connectivity

• 2 × HDMI inputs
• 1 × HDMI output
• 1 × USB-C power input, 5V/1A
• On-device pushbutton switching
• 8K output up to 7680 × 4320 @ 60Hz
• 4K support up to 120Hz
• 48Gbps maximum bandwidth

Compatibility

The ATEN VS5821 2-Port 8K HDMI Switch is suitable for compatible HDMI source devices and HDMI displays, including:

• Laptops with HDMI output
• Desktop PCs with HDMI output
• Game consoles
• TV boxes
• DVD and media players
• HDMI monitors
• HDMI TVs
• HDMI projectors
• Modern gaming setups
• Personal entertainment setups
• Professional AV installations
• Meeting room and display setups

Important Compatibility Note

Please check your source devices, display, and HDMI cables before ordering. To achieve 8K 7680 × 4320 @ 60Hz or 4K @ 120Hz, all connected equipment and HDMI cables must support the required resolution, refresh rate, bandwidth, and HDMI standard.

HDCP-protected content requires compatible HDCP 2.3 support across the source device, switch, cables, and connected display.

The VS5821 switches between two HDMI source devices to one display. It does not display both HDMI sources on screen at the same time.

Ideal For

• Connecting two HDMI sources to one display
• Modern gaming setups
• Premium personal entertainment systems
• Switching between a laptop and game console
• Switching between a media player and TV box
• Professional AV source management
• Meeting rooms and display setups
• Reducing HDMI cable swapping
• Compact HDMI installations where space matters

What’s in the Box

• 1 × ATEN VS5821 2-Port 8K HDMI Switch
• 1 × USB Type-C to Type-A Power Cable, 1m