Humminbird Transom Temperature Transducer for HELIX 710274-1 XNT 9 HW T CHIRP
Dual Spectrum CHIRP: Full: 150-220 kHz, Narrow: 180-240 kHz, Wide: 140-200 kHz. Dual Spectrum CHIRP- Max Depth: 1200ft (365m). This transducer does not support Side Imaging or Down Imaging.