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5"" Peak Power 230 Watts RMS Power Rating 75 Watts Efficiency (1W/1M) 91 dB Frequency Response 70 Hz - 22 kHz Nominal Impedance 4 Ohms Recommended Amplifier Power (RMS) 30 - 90 W/Ch Tweeter Type Silk Dome Cone Material CURV Voice Coil Diameter 1
Model: 010-12937-21
Recommended boat size: Up to 11 m (36')
1 x Sub per zone - All require external amplification) Operating Voltage +10
which does not depend on a battery
Garmin Ga38 Gps-glonass Antenna With 10m Cable Gauges - Battery 5"" Peak Power 230 WattsBuilt to take advantage of the GLONASS system constellation of satellites as well as standard GPS, this robust external antenna is packaged in a low profile waterproof housing and provides 3 easy mounting solutions: pole, surface or under deck (for the underside of fiberglass decks). External GPS GLONASS antennas provide increased flexibility and installation options as well as the potential for enhanced reception of GPS GLONASS signal for those