Marine GPS Receiver XC-MA97 1. waterproof GPS 2.Marine GPS antenna 3.Customization is available Marine GPS Receiver XC-MA97 Features:Compact, high performance, and low power ... RMS, WAAS enabledVelocity: 0.1m/sTime: 1 us synchronized to GPS timeAvailable baud rateDefault: GGA, GSA, GSV, RMCSupport: VTG, GLL, ... : 18,000m (max)Velocity: 515m/sec (max)Acceleration: 4G (max) Marine GPS Receiver XC-MA97