HB2124 CHIRP RadarCompatible with select networking HELIX models and ONIX, Humminbird CHIRP Radar features CHIRP pulse compression, setting a new standard for compact solid state radar. It delivers superior RADAR imaging on both long and extremely short ranges. This translates to better situational awareness in low-visibility conditions and helps identify birds and floating obstacles for clues to where gamefish are located. You can also track weather and vessels with amazing definiton. Features:Antenna Dimension - 21" Enclosed DomeAntenna Type - Patch ArrayPeak Power Output - 20WTransmit Frequency - 9354 to 9446 MHzBeam width (nominal) - 4.9° Horizontal and 20° VerticalInput Voltage - 12 or 24 VDC (Miniumum - 10.8 Volts, Maximum - 31.2 Volts)Networking - EthernetMaximum Range Scale - from 1/16 to 24 nautical milesPower Consumption - Transmit mode - 17W; Standby Mode - 7W; Sleep Mode - 2WDuplexer - CirculatorPulse Widths @ 3 dB - 40 ns to 14.7µsCHIRP Lengths - 400 ns to 20µsCHIRP Bandwidth - Up to 32 MHzIF Bandwidth - 26 MHzNoise - Less than 4 dBPolarization - HorizontalWaterproofing - IPX6Weight - 12.3 lbs (5.6 kg)Compatibility Networking HELIX models and all ONIX models