Inertial Labs, Inc. MRU-E: Heading, Heave, Surge, Sway, Pitch and Roll Sensor (IP-67) - G450: Gyroscopes measurement range = 450 deg/sec - A8: Accelerometers measurement range = 8 g - TMGA: Magnetometers, Gyroscopes and Accelerometers (MRU-E only) - C3: 24 pins connec