2,74 70 mm 4,72 120 mm 8,82 224 mm SPECIFICATIONS LT-3100S GMDSS SYSTEM 5,93 151 mm Maritime CE, FCC, ISED, RCM, RED, MED (Wheel Mark), RoHS 2, Iridium® LT-3110S Control Unit Weight 658 g (1.45 lbs) Temperature, operational -15°C to +55°C (+5°F to +131°F) IP rating, dust and water IP32 Interfaces 209 mm Ethernet, auxiliary, DC input, chassis ground, Antenna Unit (N conn.