Lowrance Elite 4 combi Gps fishfinder DISPLAY Display Resolution 320x240 (H x W) SONAR / SOUNDER Sonar Frequency 83/200 kHz Sonar Output Power Max 2100W PTP, 262W RMS W Sonar Depth Max 1000 ft \\ 305 m NETWORKING / CONNECTORS NMEA Output 0183 TECHNICAL / ENVIRONMENTAL Housing ABS molding Waterproof Standard IPx7 POWER Power Supply 12 vDC Input Voltage 10-17 V OTHER Cable 20ft.