Alfatron VS31-UH

The ALF-VS31-UH Video Switcher with Multiview is a compact, powerful, and user-friendly video switcher.

Description

Elevate Your Broadcasts, Conferences & Classes

The ALF-VS31-UH Video Switcher with Multiview is a compact, powerful, and user-friendly video switcher designed to simplify complex multi-source video management. Whether you’re live streaming, teaching remotely, or conducting a hybrid meeting, the ALF-VS31-UH delivers seamless video transitions and professional-grade mixing – all in one slim, plug-and-play device.

Key Features 

  • 3 Video Inputs (USB 3.0, USB 2.0, HDMI)
  • Dual Video Outputs: HDMI 2.0 for local display, USB-C for PC (Zoom, Teams, OBS, )
  • Seamless Switching & Multiview: Single view, PBP, or PIP
  • Built-in Audio Mixer with Web Control
  • Enable mute video/audio to video conferencing or live broadcasting
  • Web GUI, RS-232 & LAN Control (PoE Supported)
  • Compact 18mm Housing, No Drivers Required

Perfect For 

  • Education: Multiple cameras in classrooms
  • Corporate Meetings: Seamless transitions
  • Live Streaming: Real-time source mixing(USB Out)
  • System Integrators & AV Pros: Quick setup

Why Choose the ALF-VS31-UH?

 Versatile Layouts for PIP, PBP, and Full Screen

  • HDCP-Compliant HDMI Compatibility
  • PoE Powered for Easy Installation
  • Cost-Effective with Professional Features
  • Firmware Upgradeable for Longevity

Included Accessories

  • Power Adapter with Global Plugs (US/EU/UK/AU)
  • 4P Phoenix Terminal
  • Mounting Ears & Screws

Simple. Smart. Seamless.

 Upgrade your AV experience with the ALF-VS31-UH Video Selector and Mixer – where professional performance meets everyday ease.

Specifications

Specification
OUTPUT
HDMI output1x HDMI 19-pin female connector
Format ComplianceHDMI1.4 / HDMI2.0
HDCPHDCP1.4 / HDCP2.2
USB InterfaceType C x1, UVC and UAC
Video Output ResolutionHDMI: 3840×2160@60Hz, 3840×2160@30Hz, 1920×1080@60Hz, 1280×720@60Hz

Type C: 1920×1080@30Hz, 1280×720@30Hz etc.

Analog Audio OutputHDMI, USB, Jack (analog input)
INPUT
HDMI Input1x HDMI 19-pin female connector
Format ComplianceHDMI1.4
HDCPHDCP1.4
USB interfaceRear: USB 3.0, Type A x1; USB2.0, Type A x1

Front: USB 2.0, Type A x1, Type C x1

Video Intput ResolutionHDMI: 1920×1080@60Hz, 1280×720@60Hz

USB 3.0: 1920×1080@30Hz, 1280×720@30Hz etc.

USB 2.0: 1920×1080@30Hz, 1280×720@30Hz etc.

Audio InputHDMI, USB, Jack (analog input)
CONTROL
Control connectors3.5mm Phoenix terminal / RS232 interface
LAN portRJ45 x1: 1000Mbps, POE option (802.3af)
Control methodWeb GUI, Telnet, RS232, Key
Dimension (W x D x H)180mm x 95mm x 18mm
Weight1KG
Operating Temperature0° C to +45° C
storage Temperature0° C to +60° C
Relative humidity20%~ 85% RH(no condensation)
DC Power12V
Power Consumption15W(MAX)
Power adapterAC100~240v 50/60Hz 12V/1.5A
adapter with two plug-ins, US, Europe

Resources

Brochure

User Manual V1.0

API Guide – Coming Soon!