Adtran OPTI-3 Rackmount Chassis (RMC), Part# 1184003L1 NEW CALIBRATION Normally open/Normally close/Common relay output

Normally open/Normally close/Common relay output

46 (L) x 2

The well-made Valcom Clarity S-521B 2 x 1 Lay-In Ceiling Speaker w/Backbox 25-70 volt is a lay-in ceiling speaker with a backbox 1 x 2

5 is a color corner mount style camera from Speco which is suitable for setup in hallways

11n compliant Wireless VPN Firewall Router designed for sharing Internet connection to users LAN and WLAN at the same time

Adtran OPTI-3 Rackmount Chassis (RMC), Part# 1184003L1 NEW CALIBRATION Normally open/Normally close/Common relay outputMounts to a 19 inch or 23 inch Central Office Rack, and hosts two redundant OPTI 3 Controller Modules (OCM) Provides six BNC connectors on the chassis backplane, corresponding to the Tx Rx of the three DS3 interfaces Up to four RMCs can be installed in a CO rack with no spacing between NEW IN THE BOX