![AMEC SB-181 TX Switch Box [AMEC-SB181-010] Cartography | Garmin BlueChart Foreign The unit can also act](https://cdn.shopify.com/s/files/1/0177/6703/9076/files/114147XL.jpg?v=1778781231)
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The unit can also act as an AIS/GPS receiver only if MMSI and specific boat data are not available
Integrated
Secondary locking feature for added security
NMEA 2000®networking and the Garmin Marine Network allow you to build your full marine electronics suite — from radar and autopilots to cameras and instruments — controlled from your chartplotter and shared across multiple screens
AMEC SB-181 TX Switch Box [AMEC-SB181-010] Cartography | Garmin BlueChart Foreign The unit can also actSB 181 TX Switch Box The TX Switch Box SB 181 is specifically made to work with AMEC AIS Class B transceivers, both the 2W and 5W series. With its simple and robust design, silent mode (AIS transmission disabled) can be activated easily. Owner's Manual (pdf)
