The GT15M-TM is a perfect transmitter for fishermen who want a clear definition of the ground under the boat as well as clear and wide fish bows with excellent echo separation to a depth of 579 m (1,900 feet). The 8-pin transducer offers traditional CHIRP sonar functions in the mid-frequency range (85 to 165 kHz) and has a rated power of 600 W. It can be mounted on the rear mirror. Be sure to follow the included installation instructions to avoid damage to the boat.
Garmin GT15M-TM