Model: SM-DVN-44X-S
from $859
The Smart-AVI 4-Port DVI-D KVM Matrix Switch with Audio and USB 2.0 Support (4 Users) is a robust KVM solution designed for managing up to four computers from a single console. This steel, rack-mountable (2U) unit supports DVI-D resolutions up to 2560 x 1600 @ 60 Hz, and features comprehensive I/O including DVI, USB 2.0, and 3.5mm audio for both KVM and console connections, alongside RS-232 control. Ideal for environments requiring efficient control of multiple systems, it offers broad OS compatibility (Windows, macOS, Linux, UNIX) and includes USB keyboard/mouse emulation, making it suitable for professional computing setups.
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 $859.
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 Smart-AVI 4-Port DVI-D KVM Matrix Switch with Audio and USB 2.0 Support (4 Users) is available at bhphoto, starting at $859.
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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