4 Camera B/W Multiplexers 
Sanyo MPX-MD4 4 Camera B/W Multiplexer MPXMD4

The Sanyo MPX-MD4 Features:

• Real time full motion quad display • Activity detection • Programmable dwell switcher dwell time • Still and zoom features • Individual channel alarm inputs • High pixel resolution

Sanyo MPXMD4 .. a smart choice.