This robust Viking steel rough-in back box is designed specifically for use with vandal resistant handsfree speakerphones, such as the K-1700-3, and stainless steel automatic dialer panel phones like the K-1900-8.
It provides a durable installation solution that enhances security for communication devices in public or high-traffic areas.
Viking Electronics VK-258817 Vandal Resistant Steel Rough-In Back Box