GAI-TRONICS 272-001 Outdoor Intrinsically Safe Telephone SUITABLE FOR SUBZERO ENVIRONMENTS.
40 C (-40 F) TO +60 C (+140 F).
NORTH AMERICAN LISTED FOR ALL HAZARDOUS GROUPS.
CUL / UL LISTED.
REPLACES EXPLOSIONPROOF TELEPHONES W/O REPLACING SYSTEM CABLE IN MOST APPLICATIONS.
BRAILLE METALLIC KEYPAD.
SHRILL-TYPE PENETRATING RINGER.
NOISE-CANCELLING MICROPHONE.
VOLUME CONTROL HANDSET.
LOW SIDETONE FOR NOISY ENVIRONMENTS.
SWITCHABLE POWER SUPPLY - 110VAC/220VAC.
HYTREL COIL CORD FOR MAXIMUM DURABILITY.
HEARING AID COMPATIBLE (HAC).