Aten VS381B 3-Port True 4K HDMI Switch - 4096 x 2160 Resolution - 3 x 1 HDMI - HDR Support
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Product Features
Technical Overview
The VS381B leverages HDMI technology to support a wide range of video and audio formats, including 3D, Deep Color, and HDR standards like HDR10+, Dolby Vision, and HLG. It maintains 4:4:4 chroma subsampling at 60Hz over distances up to 5 meters, preserving color accuracy and reducing latency for smooth video playback. The switch handles 7.1 channel audio output, providing immersive sound for movies, games, and presentations.
Connectivity is managed through three HDMI inputs and one HDMI output, all compliant with the latest HDMI specifications. The device supports IR extension for remote control from a distance, and clear LED indicators on the front panel show active input status and power. Power is supplied via a USB to DC power cord included in the package, ensuring reliable operation without relying on HDMI bus power.
Relevant factors for this section include Connectivity Technology, Number of Input Devices Supported, Device Supported, Graphics Modes. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
The ATEN VS381B stands out for its combination of high-resolution support, user-friendly controls, and compact design. It eliminates the need to manually swap cables between devices, reducing wear on ports and simplifying setup in multi-source environments.
Superior Video Quality
Delivers True 4K resolution at 4096 x 2160 with support for HDR10+, Dolby Vision, and HLG, ensuring vibrant colors and high contrast for an enhanced viewing experience.
- 4:4:4 chroma at 60Hz
- Up to 5m cable length
- HDCP 2.2 compliant
Flexible Control Options
Switch between inputs using the included IR remote control, front-panel pushbuttons, or auto-switching mode, providing convenience for both manual and automated setups.
- IR remote included
- Front-panel buttons
- Auto port selection
Deployment / Use Cases
The VS381B is ideal for environments where multiple HDMI sources need to share a single display without constant cable changes. In conference rooms, it can switch between a laptop, document camera, and media player for seamless presentations. For home entertainment systems, it allows users to connect a gaming console, streaming device, and Blu-ray player to one TV, simplifying input management.
Digital signage installations benefit from the switch's auto-switching capability, which can cycle through content sources based on power states or scheduled inputs. Educational settings can use it to toggle between different teaching aids, such as a computer, tablet, and DVD player, on a classroom projector or monitor. Its compact size and lightweight design make it easy to integrate into existing setups without requiring significant space or mounting hardware.
Physical Profile
Measuring 2.82 inches wide, 3.11 inches deep, and 1 inch tall (71.60 mm x 79 mm x 25.50 mm), the VS381B has a small footprint that fits discreetly on desks, shelves, or behind displays. Weighing just 5.29 ounces (150 grams), it is portable enough for temporary setups or travel. The sleek black finish and minimal LED indicators contribute to a professional appearance that blends into most environments without distraction.
- Width
- 2.82" (71.60 mm)
- Depth
- 3.11" (79 mm)
- Height
- 1" (25.50 mm)
- Weight
- 5.29 oz (150 g)
What's in the Box
The package includes all necessary components for immediate use, ensuring a complete out-of-the-box experience.
Highlights
- Switch between 3 HDMI inputs to 1 HDMI output display
- True 4K resolution support up to 4096 x 2160 at 60Hz
- HDR compatible with HDR10+, Dolby Vision, and HLG
- HDCP 2.2 compliant for protected 4K content
- Auto-switching mode for hands-free input selection
- Control via IR remote or front-panel pushbuttons
- Supports 7.1 channel audio output
- Plug-and-play setup with no software required
- Compact dimensions: 2.82" x 3.11" x 1"
- Includes USB power cord and full accessory set
Specifications
| Specifications | |
|---|---|
| Manufacturer | ATEN Technology, Inc |
| Manufacturer Part Number | VS381B |
| Brand Name | ATEN |
| Product Model | VS381B |
| Product Name | 3-Port True 4K HDMI Switch |
| Packaged Quantity | 1 |
| Product Type | Audio/Video Switchbox |
| Technical Information | |
| Connectivity Technology | Cable |
| Number of Input Devices Supported | 3 |
| Device Supported | Display |
| Number of Displays Supported | 1 |
| Video | |
| Graphics Modes | 4K |
| Maximum Video Resolution | 4096 x 2160 |
| Interfaces/Ports | |
| HDMI In | Yes |
| HDMI Out | Yes |
| Number of HDMI Inputs | 3 |
| Number of HDMI Outputs | 1 |
| Physical Characteristics | |
| Height | 1" (25.50 mm) |
| Width | 2.82" (71.60 mm) |
| Depth | 3.11" (79 mm) |
| Weight (Approximate) | 5.29 oz (150 g) |
| Miscellaneous | |
| Package Contents | 3-Port True 4K HDMI Switch 1 x USB to DC Power Cord 1 x IR Remote Control 1 x IR Receiver 1 x User Instructions |
| Country of Origin | Taiwan |
User Manual
FAQ
What is the maximum resolution supported by the ATEN VS381B HDMI switch?
The ATEN VS381B supports True 4K resolution up to 4096 x 2160 at 60Hz with 4:4:4 chroma subsampling. This ensures high-quality video output for 4K content from sources like gaming consoles, media players, and computers, delivering sharp and detailed visuals on compatible displays.
How many HDMI inputs and outputs does this switch have?
This switch features three HDMI inputs and one HDMI output. It allows you to connect up to three HDMI source devices, such as a laptop, Blu-ray player, or streaming box, and switch between them to output to a single display, like a monitor, TV, or projector.
Does the VS381B support HDR and HDCP 2.2?
Yes, the VS381B supports HDR formats including HDR10+, Dolby Vision, and HLG for enhanced color and contrast in video content. It is also HDCP 2.2 compliant, which is necessary for playing protected 4K content from services like Netflix, Amazon Prime Video, and Ultra HD Blu-ray discs without issues.
What control methods are available for switching inputs?
You can switch between HDMI inputs using the included IR remote control, the front-panel pushbuttons on the switch itself, or by enabling auto-switching mode. Auto-switching automatically selects an active input when a device is powered on, providing a hands-free option for convenience in multi-source setups.
Is the ATEN VS381B plug-and-play, and what is included in the box?
Yes, the VS381B is plug-and-play and requires no software installation. The package includes the 3-port HDMI switch, a USB to DC power cord for reliable power supply, an IR remote control, an IR receiver for extended remote functionality, and user instructions for easy setup and operation.
What audio capabilities does this HDMI switch support?
The VS381B supports 7.1 channel audio output, allowing for immersive surround sound from compatible source devices. This makes it suitable for home theater systems, gaming setups, and presentations where high-quality audio is important, ensuring both video and audio signals are transmitted without degradation.
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