Description
Robust, Glass-Reinforced Polyester Housing, NEMA 3R Weather Resistant Rating, Sealed Metallic Braille Keypad, Corrosion-Resistant Enclosure, Non-Movable Hookswitch, Volume Control Handset, Noise-Cancelling Microphone, 6' Hytrel Cord, Temperature Range of -40°C (-40°F) to +60°C(+140°F), FCC & IC Certified, UL 60950 Listed, Compatible with Hearing Aids.