xSONIC Airmar PM275LH-W

The PM275LH-W is a pocket or keel-mounted CHIRP transducer, ideal for sportfishing vessels 8 m (25 ft) and up. This dual-channel transducer combines Low CHIRP frequencies to accurately track the bottom in deep water, with High CHIRP at a constant 25° beam width for the best resolution and coverage in the upper water column and in shallower depths.