Marine Phones Dependable sat-com or global tracking for your marine yacht. Handheld Sats Lightweight handheld sat-phones for voice and internet. The Nera World Communicator is a highly portable Inmarsat M4 satellite terminal with 64,000 bps ISDN capability. Two M4 units can be combined to achieve 128,000 bps for high quality video conferencing applications.
Coverage is available on most continental land masses.
Low cost 4.8 kbps quality voice , high quality 3.1 khz audio and 64 kbps data are supported. Applications include voice, fax, internet, multimedia, and video conferencing. The M4's battery delivers more than 100 hours of standby time . It is extremely small and lightweight compared to older Inmarsat B terminals. The M4 weighs only 4 kg and is about the size of a laptop computer.