EWP products feature foam rubber gaskets and boots, sealed connections, gel-filled butt connectors, as well as urethane or thermal plastic potted circuit boards Built-In high resolution analog NTSC color video camera with wide viewing angle, tilt/swivel adjustments and wide operating temperature 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 LED indicator 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