ATEN CS84U — 4‑Port USB VGA KVM Switch (Audio Support, Hotkey Switching, No External Power Required)

Control 4 Computers • VGA Video • USB Keyboard/Mouse • Audio Switching • Hotkey & Pushbutton Control • Compact Desktop KVM

The ATEN CS84U is a 4‑port USB VGA desktop KVM switch that allows you to control up to four computers using a single keyboard, mouse, and monitor. With audio switching, hotkey control, and pushbutton selection, the CS84U delivers reliable, driver‑free KVM functionality ideal for offices, labs, test benches, and SMB IT environments.

Designed for maximum compatibility, the CS84U supports VGA up to 2048×1536, USB HID keyboards/mice, and simple plug‑and‑play installation with no external power adapter required.

Key Features

• 4‑Port USB VGA KVM switch for desktop and SMB environments

• Single‑console control of 4 computers (USB keyboard/mouse + VGA display)

• Audio support — switch microphone and speakers independently or together

• Hotkey switching for fast computer selection

• Pushbutton front‑panel control

• High‑resolution VGA up to 2048×1536

• Multiplatform support: Windows, macOS, Linux

• No external power required (bus‑powered)

• Compact, durable metal enclosure

Technical Specifications

• Computer Connections: 4

• Console Ports: VGA, USB keyboard, USB mouse, audio

• Computer Ports: 4 × VGA + USB + audio

• Video Resolution: Up to 2048×1536

• Switching Methods: Hotkeys, pushbuttons

• Audio: 3.5mm mic + speaker

• Power: Bus‑powered (optional DC input)

• Enclosure: Metal

• Warranty: ATEN 3‑Year Warranty

Ideal Use Cases

• Multi‑PC workstations

• IT labs & testing benches

• SMB offices & admin desks

• Server maintenance stations

• Mixed‑OS environments (Windows/macOS/Linux)

• Environments needing audio switching with KVM control

What’s Included

• ATEN CS84U 4‑Port USB VGA KVM Switch

• 4 × KVM cable sets (VGA + USB + audio)

• Quick‑start documentation

Compliance & Warranty

• CE / FCC

• 3‑Year ATEN Warranty