Bolt Technology Corporation consists of four operating units, such as Bolt Technology Corporation, A-G Geophysical Products, Inc., Real Time Systems Inc. and SeaBotix Inc. The Company operates in four segments: seismic energy sources reportable segment (Bolt), underwater cables and connectors reportable segment (A-G), seismic energy source controllers reportable segment (RTS) and underwater robotic vehicles segment (SBX). The Company�s Bolt, A-G and RTS products are used in marine seismic exploration surveys to acquire seismic data. Bolt develops, manufactures and sells marine seismic energy sources (air guns) and replacement parts. A-G develops, manufactures and sells underwater cables, connectors, hydrophones, depth and pressure transducers and seismic source monitoring systems. RTS develops, manufactures and sells air gun controllers/synchronizers, data loggers and auxiliary equipment. SBX develops, manufactures and sells underwater remotely operated robotic vehicles.