TRIPP LITE

Tripp Lite 4-Port DVI Dual-Link/USB Desktop KVM Switch with Audio & Cables (B004-DUA4-HR-K)

Name: Tripp Lite 4-Port DVI Dual-Link/USB Desktop KVM Switch with Audio & Cables (B004-DUA4-HR-K)
Brand: TRIPP LITE
SKU: B00MSOI4RM

Bottom line: The Tripp Lite 4-Port DVI Dual-Link/USB Desktop KVM Switch is a specs-and-price decision rather than a crowd-consensus one in the kvm switches category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Live pricing on eBay

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

🛒 See live eBay price Also on Amazon — Check price → Compare to similar kvm switches

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-05

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Control 4 computers with a single DVI monitor, USB keyboard and USB mouse

Cons

✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
✗ Used and vintage listings vary by seller and condition — check the listing photos, description and return terms before buying

Manufacturer description

The B004-DUA4-HR-K is a 4-Port DVI/USB KVM Switch with audio and USB 2.0 peripheral sharing. It allows you to access, control, boot and reboot four computers from a single USB keyboard, USB mouse, and monitor. Switching between connected computers is quick and simple using keyboard hotkeys or pushbuttons. An independent audio/mic and USB peripheral switching function allows for an uninterrupted experience. A computer can be printing on a printer connected to one of the USB 2.0 peripheral ports, while you listen to audio from and access another computer; all at the same time. The…

SpecPicks Verdict

SpecPicks scored Tripp Lite 4-Port DVI Dual-Link/USB Desktop KVM Switch using a rating × review-volume × price-fit model applied to published specs and reviews across the kvm switches category. TRIPP LITE's kvm switches lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for kvm switches of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Control 4 computers with a single DVI monitor, USB keyboard and USB mouse
Supports DVI Dual Link resolution 2560 x 1600
4 sets 6ft cables included
1-year limited warranty

Full Specifications

Brand	TRIPP LITE
Color	Black
Model	B004-DUA4-HR-K
Wattage	10
Material	Copper
Terminal	Screw
Part Number	B004-DUA4-HR-K
Switch Type	Push Button
Circuit Type	4-way
Connectivity	USB
Contact Type	Normally Open
Control Type	Manual
Actuator Type	Push Button
Compatibility	Switch
Material Type	Copper
Mounting Type	Tabletop
Connector Type	Usb
Control Method	Touch
Operation Mode	1
Controller Type	Push Button

Ready to buy?

Tripp Lite 4-Port DVI Dual-Link/USB Desktop KVM Switch with Audio & Cables (B004-DUA4-HR-K) is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

See live eBay listings → Check Amazon listing →