XSONIC TM275LH-W TM CHIRP Transducer Wide AngleThe TM275LH-W is a urethane, transom-mounted CHIRP transducer, ideal for sportfishing and commercial 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 25x beam width for the best resolution and coverage in the upper water column and in shallower depths.Features:42-65 kHz Low CHIRP with 25-16x beam width150-250 kHz High CHIRP with wide 25° beam for excellent fish targetsUp to 1200 m (4000 ft) range with Low CHIRP8 internal broadband ceramicsTransom-mounted with urethane housing and stainless steel mounting bracket (can retrofit to existing TM258 & TM260 brackets)Suitable for fiberglass, wood and metal hullsIdeal for sportfishing and commercial vessels 8 m (25 ft) and upRecommended for use with the BSM-3 broadband sounder module