Garmin GSD28 Sonar Module

Garmin GSD28 Sonar Module lets you see what's in the depths to catch. Bringing your sport fishing to extreme depths with a high-powered Sonar module that has all features you need to improve your chances for success. engineered for offshore sport fishing

• See Sonar faster with Garmin Rapidreturn technology - fastest deep-water scrolling Sonar with 2 to 6 times the Ping rate of the GSD 26 Sonar, to allow the most informed decisions possible
• Crisp and clear Fish targets with xchirp technology - clearest traditional Sonar Fish arches and excellent Target Separation. Get smooth bottom returns and precise Targeting at extreme depths
• Greatly reduce wave and swell from bottom returns with Heave compensation when paired with an MSC10 external satellite Compass (sold separately)
• Ideal for retrofitting to boats with existing bare wire transducers
• Dual Channel CHIRP: 33-250 kHz (transducer dependant) supported frequencies
• 300W–3kW rms (transducer dependant) transmit power
• 1 Garmin BlueNet connector network port
• 2 bare wire Sonar connection