... , Fish Sounder, ONWA® 5.6-INCH COLOR DISPLAY ECHO SOUNDERMODEL: KF-667 FEATURE:1) Dual-frequency: 50 and 200 KHz2) 5 ... (alternately transmitted), 300W(12) Pulse-length/TX rateDisplay End Depth(m) 5, 10, 20, 40, 80, 150, 300Pulse-Length(ms) 0 ... ±1mm ±10%, 2(5) to 13.2Hz, Maximum acceleration 7 m/s, 13.2 to 100Hz4. Coating Color(1) Display UnitChassis ... .5Panel: N3.0 New tone No.5 MARINE FISH FINDER KF-667