Brings Active Imaging HD support to select Simrad and Lowrance displays Heave compensation provides a clear picture in all conditions 2x fully independent 1kw CHIRP sonar channels Opens up SideScan and DownScan Imaging to an impressive 1Mhz for superior resolution and clarity Fish depths up to 900m/3,000ft - compatible transducer required. Module is compatible with wide-angle transducers for improved coverage