Garmin GSD 28 Advanced Sonar Module [010-02797-00]

GSD™ 28 Advanced Sonar ModuleSee what’s down there. Catch what’s down there. Take sport fishing to extreme depths with a high-powered sonar module with the features that are needed to improve the chances of success.Features:
Engineered for offshore sport fishing
See sonar faster with Garmin RapidReturn™ technology
Crisp and clear fish targets with Xchirp technology
Excellent target separation with xCHIRP technology
Greatly reduce wave and swell from bottom returns with heave compensation
Garmin RapidReturn Sonar This high-performance technology provides Garmin’s fastest deep-water scrolling sonar with 2 to 6 times the ping rate of Garmin’s GSD™ 26 sonar. This allows captains to make fast and informed decisions based on what is below their boats.xCHIRP TechnologyEasily distinguish bait from sport fish with Garmin’s clearest traditional sonar fish arches and excellent target separation. Get smooth bottom returns and precise targeting at extreme depths.Heave CompensationWhen the seas get rough, use the MSC™ 10 external satellite compass (sold separately) to greatly reduce wave and swell from the sonar returns.Compatibility Transducer SupportThis sonar module is compatible with a wide range of Garmin and AIRMAR® transducers (sold separately).RetrofittingThe GSD 28 module is ideal for retrofitting boats with existing bare wire transducers.Performance Sonar Power GSD 28 can output 300 watts to 3 kW at extreme depthsCHIRP Support The module supports dual-channel CHIRP (up to 3 kW per channel).Operation Range The GSD 28 sonar module can operate in the 25 to 250 kHz frequency range.Built to LastGSD 28 is rated for harsh marine environments and water resistance with an IPX7 rating.In the Box:
GSD 28
Power cable
Garmin BlueNet™ marine network cable (6 ft) with legacy network adapter
Field-installable adapter kit for the Garmin BlueNet network
Mounting hardware
Documentation
SpecificationsGeneral:
Case Material: Fully gasketed, aluminum housing, steel back panel, plastic access panel
Physical Dimensions: 10.7″ × 14.4″ × 4.0″ (27.06 cm × 36.66 cm × 10.1 cm)
Weight: 14.13 lbs (6.4 kg)
Water Rating: IPX7 
Temperature Range: 5° F to 158° F (from -15° C to 70° C)
Electrical Features:
Power Input: 10-32 V
Power Usage: 120 W maximum
Fuse: 15A
Sonar Features:
Frequencies Supported: Dual channel CHIRP: 25-250 kHz (transducer dependent)
Transmit Power: 300W–3kW RMS (transducer dependent)
Maximum Depth: 10,000 ft. (3,048 m)
xCHIRP: Yes
Rapid Return: Yes
Connections:
Garmin Marine Network Ports: (Garmin BlueNet)
Sonar Connections: 2 bare wire
WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.