Lowrance Active Imaging 2-in-1 Transducer Marine Electronic Accessory - Perfect for pinpointing fish-holding areas like rockpiles, standing timber, weedbeds, ditches and drop-offs, Active Imaging 2-in-1 sonar delivers superior clarity and the highest resolution images of fish and structure at a longer range than any other structure imaging technology. Perfect for use with a separate traditional sonar transducer More refined detail and better range than any other imaging technology Supports SideScan and DownScan (455/800kHz) Compatible with Lowrance HDS LIVE, Elite Ti2 series displays