GPK-11CSitex GPK-11C NMEA 0183 Output Model: GPK-11 Delivers bettter than 2 meter accuracy Low Profile Housing, Pole or Flush mountable IP67 Works with any Si-Tex Chartplotter Outputs NMEA-0183 GGA, RMC, GSA, GSV, TXT Inputs voltage 10v DC to 35v DC @0.8W Works with any Si-Tex unit and any unit requiring NMEA-0183 input of GPS Smart SDGPS Sensor Antenna based on a 16 ch. GPS Specifications Overal Dimensions97 x 32 mm (flush/pole/rail mounting)Weight160 grams (without cable)Cable15 meter 8 x 28AWGInput