The Model 3K/M can be used to tie 3 PS/2 style (with small round 6 pin Mini-Din connector) mice or keyboards to one PC. It can accommodate AT style keyboards (with larger 5 pin Din connector) using optional adapters.
Tie up to 3 PS/2 mice or keyboards to one PC
Automatically switches to the device being used
Can extend distance to 100 feet
LED activity indicators
Release "Delay" switch to prevent interruption from one device to another
Compatible with Microsoft's Intellimouse™ (wheel-mouse)
Designed and manufactured in the USA by Hall Research