Viking CPC-4 4 Channel CPC Disconnect4 Channel CPC Disconnect has four independent channels of CPC generation. Each channel will generate a CPC disconnect signal on a PABX analog station (or any other line that does not provide this signal). Calling Party Control (CPC) signal is a momentary break in phone line loop current, which is used to signal automated telco equipment (ie. voice mail, call sequencers, etc.) the distant party has hung up. 4 Channel CPC Disconnect Features: Handle 4

Field expandable to 525 apartments

or triggered from a contact closure

Minimum Ring Voltage: 40Vrms

Optional PB-100 Open Source PC Based Telecom Controller

Viking SLP-4 Features:

Commercial door security

For Enhanced Weather Protection version see Model # K-1700-3-BN-EWP

turnstiles

Viking E-10A Features:

Blue off-hook LED indicator

with included surface mounting hardware

Viking DB40-BN Door Bell Button Panel permits the user to install a simple door bell button today and allow for an easy upgrade to a Viking E-40 Door Phone