Icom CTM500 NMEA 2KWireless Interface Box ICOCTM50011
Icom CT-M500 Wireless Interface w/NMEA 2000™
Model: CT-M500 11Connect to NMEA 2000 with the optional CT-M500 wireless interface box. If the NMEA connection is on a different part of the boat, the CT-M500 can wirelessly connect with the M510, providing flexibility on placement. Additionally, with the optional SP-37 horn speaker, the CT-M500 can access the two-way hailer/PA functions.