Raymarine Passive VHF Radio Speaker f/Ray90 Ray91 - Black - Medium [A80542] Gauges - Multi The overheating protection is controlled

The overheating protection is controlled by the software inside the touch panel or the joystick panel

Both 1/2" main 3/8" return and 1" main 3/4" return options available

Block attachment to stanchion is by means of screwing together the integral Stainless Steel strap

For each HM195 that is going to be connected to an M605 they will also need 1 OPC2384

Length - 25' or 7

Raymarine Passive VHF Radio Speaker f/Ray90 Ray91 - Black - Medium [A80542] Gauges - Multi The overheating protection is controlledPassive VHF Radio Speaker for Ray90 & Ray91 Black Medium This passive VHF radio speaker from Raymarine can be added to a wired handset station to provide crystal clear audio from a VHF. Features: Made for Raymarine Ray90 and Ray91 VHF radio audio output connections  Ideal for quieter spaces  Unamplified speaker packed in a lightweight, durable, and water resistant housing Directly plugs into the wired handset base and can be installed