Viking E-20B Line Powered Surface Mount Handsfree Entry Phone

Surface Mount Handsfree Phone Line Powered Entry Phones designed to provide two way handsfree communication. Entry Phone Features: Alternate action call button to place or cancel a call Intelligent call progress detection for automatic hang-up on CPC, silence, busy signal, or time out Telephone line powered Weather resistant features: mylar speaker, gaskets, internally sealed push button switch, UV stable exterior, enamel coated PCB Optional enhanced weather protection (EWP) available for greater weather resistance Adjustable microphone and speaker volume Programmable maximum call length Selectable auto-answer feature allows remote monitoring Two way handsfree communication Programmable VOX (mic/speaker) switching speed Light gray colored, impact resistant, U.V. stable, plastic chassis Surface mountable UPC Code: 615687223095 For Enhanced Weather Protection version see E-20B-EWP