Humminbird 409160-1 959ci HD GPS/Sonar Chartplotter Fishfinder Combo 480 x 800 8-Inch VGA display,GPS-Sonar combo Dual Beam PLUS with SwitchFire,Temperature. GPS Speed Unit Size - Indash Mount:10.75"W x 6"H x 2.5"D , Gimbal Mount:11.25"W x 6.75"H x 4.25"D Internal GPS New Higher Speed Processor All models can receive SI and 360 Imaging via Ethernet Updated Cosmetics & Cursor Key I-pilot Link Compatibility