The Raymarine M265LM is a 1,000 watt transducer designed to work with the Raymarine CHIRP sonar system and utilizes the Low and Medium Frequency ranges. The M265C has 8 highly sensitive internal broadband ceramic assemblies to accurately mark depth, bait and fish, making it the perfect choice for commercial and recreational fisherman. You will also be able to see increased target detection whether you are fishing inshore or in deep offshore canyons. Designed for boats 8 m (25’) and above and only compatible with solid fiberglass hulls. Compatible with Raymarine CHIRP CP450C, CP470 and CP570 sonar systems.