Aten VS481B 4-PortHDMI Switch UltraHD

Aten VS481B — 4-port HDMI switch with Ultra HD 4K support, Auto Switching, and RS-232 control for home theatre and AV installations.

The Aten VS481B connects four HDMI sources to a single display and switches between them via front panel buttons, an IR remote, or RS-232 serial commands. Supports Ultra HD 4K (4096x2160) for high-resolution sources and displays. Auto Switching automatically selects the most recently connected or powered-on source — useful in rooms where only one device is typically active at a time. Instant Switching provides smooth, fast transitions between sources. Bidirectional RS-232 enables integration with home automation and AV control systems. HDMI cable, IR remote, and power adapter included.

4 HDMI inputs, 1 HDMI output — connects 4 sources to one display

Auto Switching — automatically selects active source

Instant Switching — fast, smooth transitions between ports