Overview Reviews Product Description - Self diagnostic reports via email (testing com mic speaker & switch)- Automatic polling and programming software included- 2 Amp relay contacts for door/gate or SL-2 strobe light control- Blue Call Connected LED indicator- SIP compatible- PoE powered (class 1 <4 watts)- Automatic Noise Canceling (ANC) feature for proper operation in noisy environments- Network downloadable firmware- Handsfree operation- Marine grade 316 stainless steel prevents corrosion on the stainless steel models- Programmable to d Product Videos Custom Field Product Reviews Write a Review Write a Review × Viking Electronics Voip Speaker Phone Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *