The Bowman C4I system consists of a range of HF radio, VHF radio and UHF radio sets designed to provide secure integrated voice, data services to dismounted soldiers, individual vehicles and command HQs up to Division level. Bowman has a number of specific applications installed on the base radio infrastructure known as BISAs. Bowman has been released incrementally as a number of phased capability releases known as BCIP releases, with BCIP 5.5 being released in the field in 2013. Bowman replaced the Clansman series of radios.