Technisonic TDFM-600/6000 series multiband transceivers are Project 25 compliant; they function in conventional and trunked modes; they support digital and analog operation; and they support the functions and features of most Industry Standard Public Safety communications systems. The TDFM-600 supports two transceiver modules which can be configured with any combination of the following: VHF (136 to 174 MHz), UHF Low Band ( 403 to 470 MHz), UHF High Band (450 to 512 MHz) and the 800 MHz Band.