The ATEN CS1824 4-Port USB 3.0 4K HDMI KVMP™ Switch enables seamless control of four HDMI-enabled computers from a single USB keyboard, mouse, and HDMI display. Designed for high-performance multitasking environments, it supports superior video quality up to 4K DCI (4096 × 2160 @ 60Hz) and 4K UHD (3840 × 2160 @ 60Hz), delivering exceptional visual clarity for CGI, graphic design, video post-production, and other demanding workflows. Featuring ATEN’s exclusive Video DynaSync™ technology and default EDID mode, the CS1824 ensures smooth power-up, optimized resolution, and fast switching between systems. With a built-in 2-port USB 3.1 Gen 1 hub offering data transfer rates up to 5 Gbps and Audio Mixer Mode for simultaneous audio monitoring, it provides powerful peripheral sharing and enhanced productivity in a professional desktop form factor.

Key Features

• 4-Port HDMI KVMP™ Switching: Control four HDMI computers using one USB keyboard, mouse, and HDMI monitor.
• True 4K Video Support: Supports 4K DCI (4096 × 2160 @ 60Hz), 4K UHD (3840 × 2160 @ 60Hz), and up to 2560 × 1440 @ 144Hz.
• Video DynaSync™ Technology: Eliminates boot-up display issues and optimizes resolution when switching between systems.
• ATEN Default EDID Mode: Ensures smooth power-up, high-quality display output, and improved compatibility.
• Built-in USB 3.1 Gen 1 Hub: 2-port USB hub with SuperSpeed data transfer rates up to 5 Gbps for high-speed peripheral sharing.
• Audio Mixer Mode: Mixes audio from up to two connected computers into a single audio output.
• Flexible Port Selection: Switch via front-panel pushbuttons, hotkeys, mouse (USB 3-key wheel mouse), or RS-232 commands.
• Independent Switching: KVM, USB peripheral, and stereo audio focus can be switched independently.
• HDMI & HDCP Compliant: Ensures compatibility with modern HDMI systems and protected content.
• HD Audio Support: Delivers high-quality audio via HDMI.
• Power-On Detection: Automatically switches to an active computer when another system powers off.
• Firmware Upgradable: Supports firmware updates for long-term reliability and performance enhancements.

What’s Included

• (1) ATEN CS1824 4-Port USB 3.0 4K HDMI KVMP™ Switch
• (1) Power Adapter
• (1) User Instructions

Specifications

CS1824 (4-Port USB 3.0 4K HDMI KVMP™ Switch)
Computer Connections	4
Port Selection	Pushbutton, Hotkey, Mouse, RS-232 Commands
Console Ports	2 × USB Type-A Female 1 × HDMI Female (Black) 2 × 3.5mm Audio Jack Female (Green; 1 × front, 1 × rear)
KVM Ports	4 × USB 3.1 Gen 1 Type-B Female (Blue) 4 × HDMI Female (Black) 4 × 3.5mm Audio Jack Female (Green)
USB Hub	2 × USB 3.1 Gen 1 Type-A Female (Blue; 1 × front, 1 × rear)
Serial	1 × RJ-11 Female
Video Resolution	Up to 4096 × 2160 @ 60Hz; 2560 × 1440 @ 144Hz
Scan Interval	1–99 seconds (Default: 5 sec.)
Power Consumption	DC5V: 2.535W
Operating Temperature	0 – 40°C
Storage Temperature	-20 – 60°C
Humidity	0 – 80% RH, Non-condensing
Housing	Metal + Plastic
Weight	0.94 kg
Dimensions (L × W × H)	27.00 × 8.80 × 5.55 cm

Application Examples

Creative & CGI Workstations	Manage up to four high-performance systems with seamless 4K switching and shared USB peripherals.
Graphic Design & Video Editing	Switch between multiple computers while maintaining optimized resolution and high-speed USB data transfer.
Professional Desktop Environments	Share storage, printers, and other USB devices while independently managing KVM and audio focus.
Control & Integrated AV Systems	Leverage RS-232 command control for integration into automated AV or control environments.

The ATEN CS1824 4-Port USB 3.0 4K HDMI KVMP™ Switch delivers superior 4K video quality, fast USB 3.1 Gen 1 peripheral sharing, and intelligent switching technologies, providing a powerful and efficient multi-system control solution for professional desktop environments.