Garmin GT20-TMXdcr8pin16deg Tilted DownVu New Condition. 500 Watts CHIRP 455/800 KHz 500 Watts traditional 77/200 KHz. Features of Garmin GT20-TM Xdcr 8pin 16deg Tilted DownVu: Frequencies: Traditional 77/200; Cleave CHIRP 455 kHz (435-475 kHz) & 800kHz (800-840 kHz) Power: Traditional 500 W; Cleave 500 W Beam width: Traditional (45/15); Cleave (2.5x53 at 455 kHz) & (1.6x29 at 800 kHz) Included Accessories: Garmin 010-01960-01 GT20-TM Transducer Documentation Package Contents: Garmin GT20-TM Xdcr 8pin 16deg Tilted DownVu Garmin 010-01960-01: GT20-TMXdcr8pin16deg Tilted DownVu New Condition