- Self diagnostic reports via email (testing com, mic, speaker, and switch) - Automatic polling and programming software included - SIP compatible (see page 2 for list of compatible IP-PBX phone systems) - PoE powered (class 1, <4 watts) - Automatic Noise Canceling (ANC) for operation in noisy environments - VoIP eliminates the need for "Push to Talk" mode - Network downloadable firmware - Meets ADA requirements for Emergency Phones: - Automatically lights the "Call Connected" LED - Transmits a location I.D. or voice announcement - Grade 2 Braille label for the visually impaired - Non-volatile digital voice announcer with 28 seconds of voice memory - Handsfree operation - Marine grade 316 stainless steel prevents faceplate / push button corrosion - Dials up to 5 emergency numbers - E-1600BLT2IPEWP and E-1600AST2IPEWP can also dial up to 5 additional non-emergency "INFO" numbers - Cycles through backup phone numbers on busy or no-answer - Comes standard with Enhanced Weather Protection (EWP), EWP products are designed to meet IP66 Ingress Protection Rating, see DOD# 859 - Hangs up on busy signal, time-out or touch tone command - Remotely programmable - Extended temperature range (-40?F to 140?F) - Optional PB-100 Polling System available (DOD# 232)