Two new VHF radiotelephones with integral DSC and novel message replay functions, the Debeg RT 5022 and RT 5020, have been introduced by SAM Electronics
. Designed to provide simplex/semi-duplex or simplex/duplex communications respectively
, both systems feature intuitive-operated menus comparable to mobile phones
. Separate displays for VHF and DSC functions are viewable from all angles. Conforming to all relevant international specifications and requirements and incorporating powerful 5W loudspeakers, other system features include graphical displays with a sleep mode for secondary functions, channel scanning and an address book for up to 200 DSC locations of vessels and coastal stations. Supplementary options include a Debeg CU5000 weatherproof remote control unit for installation on bridge wings or at other operating positions. Up to two units can be connected to any one telephone system for operation of all primary VHF functions as well as muting of incoming DSC alerts.