Enhanced Weather Protection (EWP), EWP products are designed to meet IP66 Ingress Protection Rating, see DOD# 859Meets ADA requirements for Emergency Phones: - Can automatically light the Call Connected LED for the hearing impaired - Transmits a unique location I.D. code or voice announcement - Grade 2 Braille label for the visually impairedNon-volatile digital voice announcer with 16 seconds of voice memoryProvides contact or switched 12V DC for controlling a strobe lightAdvanced call progress detectionHan