The Nera Saturn Bm is a world leader. It consists of a sensor-stabilised antenna above decks and an electronics unit and its peripherals below decks, usually on the bridge of a vessel.
A typical installation offers:

• Telephone 16.2 kbps voice
• 9.6 kbps Group 3 (G3) telefax.
• 9.6 kbps data communication (ASD).
• 56 or 64 kbps data communication (optional).
• 50 baud telex (optional).
• STU II (optional).

Nera Saturn Bm special features:

Telephone book holding up to 99 numbers of up to 22 digits each.

• Traffic logging and access code.
• Credit card Phone and Pay Phone (Charge tone) support.
• Restricted dialling and restricted LES.
• Full safety and distress alarm facilities as specified by the IMO/SOLAS.
• Direct dialling from data equipment using ITU-T V.25bis protocol.
• GPS interface.
• Gyro interface (Step-by-step, Synchro and NMEA).
• Downloading of differential GPS information and similar broadcast information (optional).

Additional optional features, operating within satellite global beams, include:

Configuration to serve as a Leased Gateway via the Inmarsat second and  third generation satellites at 25°E, 109°E and 98°W.