HT649-two-way vhf radiotelephone Entel Walkie Talkie  Marine Walkie Talkie marine two-way radios, handheld two-way radios Entel HT649 two-wayradios two-way vhf radiotelephone confor ms to GMDSS VHF 156 - 163.275MHz The HT649 GMDSS is MED certified and carries the essential Wheel Mark logo. For those requiring a, no compromise, fully featured GMDSS portable with high visibility back-lit LCD, the HT649 GMDSS will exceed the expectations of even the most experienced radio user.   The first time you handle Entels HT649 GMDSS Series 2.0 portable you will be impressed by its superior build quality. From the rugged ergonomic design that fits comfortably in your hand, to the exceptionally loud audio, the HT649 GMDSS Series 2 portable easily outclasses the competition. The HT649 GMDSS Series 2 portable is built to MIL-STD 810C/D/E/F for tough enduring performance, is fully Submersible to IP68 (2 meters depth for 4 hours)