Garmin GSD 26 Sounder Module 3KW CHIRP - GA-0100095800Garmin GSD 26 Sounder Module 3KW CHIRP - GA-0100095800
GSD 26, MFG# 010-00958-00, Digital Black Box Network Sounder with Spread Spectrum Sonar (CHIRP) Technology, 300-3,000 Watts (adjustable), 25-210KHz (adjustable). Transducers (2 req.) sold separately.