Viking 258817 Steel Rough-in Back Box for Vandal Resistant Handsfree Speakerphone & Stainless Steel Automatic Dialer Panel Phone with KeypadSteel Rough in Back Box for Vandal Resistant Handsfree Speakerphone (K 1700 3) & Stainless Steel Automatic Dialer Panel Phone with Keypad (K 1900 8). Dimensions: 5. 5"L x 2. 5"D x 4. 5"H

industrial or residential door security

Viking E-40-BK-EWP Features:

Viking VE-5x5-PNL Black Surface Mount Box with Blank Aluminum Panel allows the user to customize the clear-coated aluminum panel to mount an HID-1 card reader

Siren or evacuation whoop always has priority and over-rides any other tone being generated

Can be configured to signal: ringing

Made in the USA

Talk Battery: 32 V DC

Includes double mount housing and hardware

Humidity - K-1700-3: 5% to 95% non-condensing

Transducer provides beep during card read

Build your own ring trip announcer

28V DC talk battery