Model: SV431DVIUAHR
from $319
The black 4-Port High Resolution USB DVI Dual Link KVM Switch with Audio from StarTech provides simple, yet comprehensive KVM control of up to 4 directly connected computers with dual link DVI output and USB keyboard and mouse connections. Audio switching capability and support for high resolution dual link DVI applications up to 2560 x 1600 @ 60 Hz (up to 3840 x 2400 at lower refresh rates) make this KVM a superior switching solution that integrates perfectly into multimedia environments. The switch is compatible with all USB supported operating systems and requires no software or drivers to install. It features a built-in USB 2.0 hub that allows you to share up to 3 high-speed USB devices between computers.
Matching your monitor's resolution and refresh rate capabilities with the KVM is crucial, as many budget switches cap out at 4K 30Hz or 1080p. Ensure it supports the exact number of monitors and computers you need. Available from $319.
KVM switches require very little electricity and have no consumables. Ownership costs are effectively zero beyond the initial purchase and required cabling.
Common Failure Modes
Port failure or signal degradation over time are the main issues. Active electronic components can sometimes fail, causing blinking displays or dropped USB connections.
Matching your monitor's resolution and refresh rate capabilities with the KVM is crucial, as many budget switches cap out at 4K 30Hz or 1080p. Ensure it supports the exact number of monitors and computers you need.
KVM switches are solid-state and extremely durable. They are usually replaced only when users upgrade to higher resolution monitors that the KVM cannot support.
The StarTech 4-Port High Resolution USB DVI Dual Link KVM Switch with Audio (Black) is available at bhphoto, starting at $319.
KVM switches require very little electricity and have no consumables. Ownership costs are effectively zero beyond the initial purchase and required cabling.
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