... , ONWA® 5.6-INCH COLOR DISPLAY ECHO SOUNDERMODEL: KF-667 FEATURE:1) Dual-frequency: 50 and 200 KHz2 ... and black.(3) Basic RangeMeters: 5/10/20/40/80/150/200/300Feet: 15/30/60/120/ ... length/TX rateDisplay End Depth(m) 5, 10, 20, 40, 80, 150, 300Pulse-Length(ms) 0.2, 0. ... °C to + 50°C(2) Relative Humidity85% at 40°C(3) Water proofingDisplay Unit: IPX4(4) Vibration±1mm ... New tone No.5 MARINE FISH FINDER KF-667