The Guntermann & Drunck Twin-FiberVision-(M)-CPU KVM Dual transmitter A1110095 has now been superseded to two units of the DVI-Vision-Fiber(M)-AR-CPU A1110172, please Click on the link below to take you to the new specifications and data sheet
http://www.omniotech.com/gd-dvi-vision-fiber-m-a1110172-pr-2246.php
The added advantages are as follows:
Audio and Serial as standard
Operational On-Screen Display
Pro-active system Monitoring & Web Interface as standard
Optional Rack Mount kit