SmartFind M15 AIS Class B Receiver. The SMARTFIND M15 is a low cost receiver that puts AIS technology within the reach of even those on a limited budget. It receives all Class A, Class B, AIS SART, AIS MOB and AIS Base Station transmissions, plotting their positions directly on your chartplotter or PC/Mac using the PC AIS Viewer software supplied. At only 128 x 88 x 36 mm it is compact and easy to install and set up, supporting integration with existing navigation systems via its NMEA0183 or USB interfaces,Features: Compact, low cost black box solution, Dual channel AIS receiver, Displays all AIS message types, USB “Plug & Play” connectivity, NMEA0183 interface, Includes AIS Viewer display and configuration software, Optional antenna splitter and WiFi.