Viking electronics E-20-IP Voip Speaker Phone

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 SIP compatible PoE powered (class 1, <4 watts) Automatic Noise Canceling (ANC) feature for proper operation in noisy environments VoIP eliminates the need for "Push to Talk" mode Network downloadable firmware Handsfree operation Programmable to dial up to 5 numbers on busy or ring no answer Cycles through backup phone numbers on busy or no answer Hangs up on busy signal, time-out or touch tone command Remotely programmable Extended temperature range (-30°F to 130°F) 3 different chassis or board only available Volume adjustments for microphone and speaker Optional PB-100 polling system available Optional SL-2 or BLK-4-EWP strobe light kit available