The ATEN CS784H 4-Port USB 4K HDMI KVMP™ Switch lets you control up to four computers from a single USB keyboard, mouse, and HDMI monitor, reducing desktop clutter and simplifying multi-system setups. Designed for SOHO, remote workstations, and office environments, it supports resolutions up to 4096 × 2160 @ 60 Hz and ultra-wide 5120 × 1440 @ 60 Hz, with ATEN Video DynaSync™ helping maintain optimal resolution and consistent window layout when switching between systems.

ATEN CS784H

Key Features

  • 4-Port KVMP™ Control: Operate up to 4 PCs using one USB keyboard/mouse and one HDMI monitor.
  • Superior 4K / Ultra-Wide Video: Supports up to 4096 × 2160 @ 60 Hz and 5120 × 1440 @ 60 Hz for sharp, high-detail visuals.
  • Flexible Switching: Switch via remote port selector, hotkeys, mouse wheel, or front-panel pushbuttons.
  • Video DynaSync™: Helps ensure optimal resolution and consistent window layout during port switching for smooth workflows.
  • USB Peripheral Sharing: Share USB 2.0 devices (e.g., printers, storage drives, scanners) across connected computers.
  • Power-On Detection: Automatically switches to the next active computer if one system is turned off.
  • Auto-Scan Monitoring: Auto-scan function with adjustable scan interval for continuous monitoring.
  • Broad Compatibility: Multiplatform support for Windows, Mac, and Linux.
  • Gaming/Multimedia Input Support: Supports most gaming/multimedia keyboards and multifunction mice (emulation or bypass).
  • Plug-and-Play + Hot-Plug: No software required; supports hot-plugging and is firmware upgradeable.
  • All Cables Included: Supplied with all required HDMI/USB cables plus a power adapter for instant setup.

What’s Included

  • (1) ATEN CS784H 4-Port USB 4K HDMI KVMP™ Switch
  • (1) Remote Port Selector
  • (1) Power Adapter
  • (All required HDMI / USB cables included for plug-and-play setup)
  • (1) User Instructions

Specifications

CS784H (4-Port USB 4K HDMI KVMP™ Switch)
Computer Connections 4
Port Selection Hotkey, Pushbutton, Mouse wheel, Remote Port Selector
Console Ports 2 × USB Type-A Female
1 × HDMI Female (Black)
1 × 3.5mm Audio Jack Female (Green; 1 × front)
KVM (Computer) Ports 4 × USB 2.0 Type-B Female (White)
4 × HDMI Female (Black)
USB Hub 2 × USB 2.0 Type-A Female (White; 2 × front)
Remote Port Selector 1 × 2.5mm Audio Jack (for remote selector)
Video Up to 4096 × 2160 @ 60 Hz; 5120 × 1440 @ 60 Hz
Scan Interval 1–99 seconds (Default: 5 sec.)
Power 1 × DC Jack
Power Consumption DC5V: 1.73W
Operating Temperature 0 – 40°C
Storage Temperature -20 – 60°C
Humidity 0 – 80% RH, Non-condensing
Housing Metal, Plastic
Weight 0.47 kg (1.04 lb)
Dimensions (L × W × H) 20.23 × 8.17 × 2.50 cm (7.96 × 3.22 × 0.98 in.)

Application Examples

SOHO & Home Offices Control multiple systems from one desk setup while sharing USB peripherals and maintaining a tidy workspace.
Remote Workstations Switch between a work PC and additional systems quickly using hotkeys or the remote port selector.
IT / Technical Desks Manage multiple computers efficiently with auto-scan monitoring and stable switching performance.
Content & Data Workflows Support detailed 4K and ultra-wide display output with consistent resolution handling via Video DynaSync™.
Shared Desks / Multi-PC Environments Reduce cost and complexity by centralising control and sharing common USB devices across multiple PCs.

The ATEN CS784H 4-Port USB 4K HDMI KVMP™ Switch is a streamlined, plug-and-play solution for controlling up to four computers with one console, combining sharp 4K/ultra-wide video support, flexible switching methods, and convenient USB peripheral sharing.