The GSD 24 features a vastly improved traditional digital sonar design for superior target definition and deep-water performance.Get the whole picture:With up to 2,000 watts of transmit power and a high-dynamic-range receiver, the GSD 24 brings high-definition imaging, with amazing target separation and bottom tracking, to your compatible Garmin chartplotter.Dial in your transmit power: GSD 24s transmit power is selectable—from 600W, 1kW or 2kW—with a wide choice of compatible 8-pin transducers. Simple installation to the Garmin Marine Networks high-speed connections ensure that you also get ultra-fast screen updates with minimal delay.Traditional dual frequency operation: GSD 24 is dual frequency (50/200 kHz) capable with pinpoint accuracy at depths of up to 5,000'. So whether youre out sportfishing or just keeping an eye on hazardous terrain and reef structures beneath your boat, youll see a clearer picture with enhanced separation of images and deeper bottom detection.Specifications Frequency: 50/200kHz Transmit Power: Selectable 600W, 1,000W or 2,000W Maximum Depth: 5,000' Dimensions: 10 7/8"W x 8 1/16"H x 3 1/4"D Included Equipment: power and marine network cables, mounting hardware, 8-pin female to wire block adapter, SD card NMEA Interface: Ethernet Transducer: Sold separately Waterproof Rating: IPX7 Warranty: Two years What's in the Box GSD 24Power cableMarine network cable (6 ft)Mounting hardware8-pin Female to wire block adapterDocumentation Transducer Options: This product operates best with these select transducers, sold separately. Depending on the style of the transducer, you'll get depth, speed and/or temperature readings. To complete your installation, order one of the following transducers: Transducer Type: Traditional Reading(s) Transmit Power Max. Depth Material Model 50/200 kHz Transom