The Humminbird Compact MEGA Side Imaging+ Transducer works with APEX, XPLORE and SOLIX G3 models. This transom mount transducer has a built-in temperature sensor, MEGA Side Imaging+, 455kHz and 1.1Mhz; Down Imaging+ frequencies 455kHz and 1.1 MHz, and Dual Spectrum 2D CHIRP with a range of 150-220kHz. Compatible with APEX, SOLIX G3, XPLORE models 20-foot cable for extended reach MEGA Side Imaging: 400ft max side-to-side range MEGA Down Imaging: 400ft max imaging depth Dual Spectrum CHIRP: Wide, Full, and Narrow modes Screw-On Connector