S J Security Systems Pvt. Ltd. Offers 4-6-8 Input Auto Switcher. These are economical one-way audio automatic sequential switcher with Auto, Manual, and by-pass facility. Switcher timing is adjustable from 1-25 seconds. 4-6-8 Input Auto Switcher features LED camera indicator and override for homing or by-pass capabilities. S J Security Systems Pvt. Ltd. Offered Input Auto Switchers require maximum 4-6-8 I/P and audio-video output.