1159ci HD DI.With its wide, 10.4" super-bright LED backlit LCD screen, the Humminbird 1100 Series™ is the perfect blend of form and function in a flagship fish finder. From tournament pros to big fish hunters and every angler who requires the best technology available, the 1100 has become industry standard. And as a navigational tool for any maritime adventurer, an 1100 unit is simply a must-have. Likewise, anglers around the world are discovering a whole new advantage when they combine an 1100 Series unit with 360 Imaging™. Optional Humminbird Radar also integrate seamlessly with Minn Kota i-Pilot® Link™, AIS and NMEA 2000. Bring it all together by sharing sonar, GPS, waypoints and Radar via a high-speed Ethernet connection and you have a technological machine that will put you in the pole position of any watery race, whether you"re competing against other anglers or the limited window of when a fish species feeds. Need to find fish? Your way to a spot far offshore and back home again? No problem. Adding to the already impressive, unparalleled list of features, the Humminbird 1100 Series now also features a precise internal GPS receiver. No longer do you have to run cable or mount an external antenna to the finish of your prized watercraft. Everything is self-contained in the unitHD 10.4-inch display: 600V x 800H, 4:3 Color DualBeam PLUS™ w/SwitchFire™ & HD Down Imaging® Sonar Coverage: 16°, 28°, 45° & 75° @ -10dB Sonar Frequency: 455/800/200/455 kHz Depth: 250" & 600" 4,000W (PTP), 500W (RMS) Internal GPS Receiver GPS Speed Included Dual SD Card Slots Upgradable Software Ethernet Networking 360 Imaging compatibility Comes standard with XNT-9-DI-T transducer Options: Navionics® Gold/HotMaps; 360 Imaging®; QuadraBeam Plus™; 5-Port Expansion Module; Minn Kota i-Pilot® Link™; Radar; NMEA 2000® and AIS compatibility