SSM-21A Speaker Mic F/HX890, HX400, HX400IS Anchors the Modbus system can simply

the Modbus system can simply interrogate the NMEA2000® data from the attached devices and even control up to 8 banks of 28 switches/relays to control on board facilities

Another good reason to keep your BluHorizons handy

3 LB Grappling Folding Anchor

Allows installation of jack plate brackets without a jack plate

Just clip it on

SSM-21A Speaker Mic F/HX890, HX400, HX400IS Anchors the Modbus system can simplyProduct Description Crystal Clear Seas: The Standard Horizon SSM 21A Speaker Mic Navigate the waters with unmatched clarity using the Standard Horizon SSM 21A Speaker Mic, your indispensable companion for marine communication. Designed to pair seamlessly with the HX890, HX400, HX400IS, HX380, HX40, and HX210 models, this submersible speaker microphone ensures your voice is heard, loud and clear, regardless of the maritime conditions. Equipped with a