Dimensions 6.69”H x 9.33”W x 2.16”D (170 mm × 237 mm x 55mm)Weight 1.2 lbs (.54Kg)Power DC 10.8~32V @ <200mAOperating Temperature 14° to 131° F (-10° to 55° C)Storage Temperature -4 to 167° F (-20° to 75° C)Warranty 2 years parts, 2 year labor performanceOperating Frequencies 161.975 and 162.025 MHz (multiplexed)Channel Spacing 25 kHzSensitivity <-109dBm (receiver only)Data Rate 9600 BpSAntenna Impedance 50 OhmBaud Rate 38,400/4800 BaudFormat NMEA 0183NMEA Sentence VDM