HELIX 5 Sonar G2. The HELIX 5 Sonar G2 with an improved user interface and operating system, features a brilliant 800H x 480V, 5" 256 color display with backlight. DualBeam PLUS sonar with 4000 watts PTP power output. Maximize your angling experience with the Humminbird HELIX 5 Sonar G2 fishfinder system. Specifications:. Frequency: 200/83. Included Transducer: XNT-9-20T. Resolution (VxH): 800 x 400. Screen Size: 5'. Speed/Temp: Temp Only. Transducer Type: Transom Mount. Waterproof Rating: Waterproof. Watts RMS - Max: 500w. Box Dimensions: 5"H x 10"W x 16"L WT: 3.6 lbs. UPC: 082324048999