Description: 100% Band new High quality Designed for training dog Turn the nut and screw that adjust the frequency to fit your dog Handy split ring for attaching to key ring or land yard Convenient to use and carry out with key ring loop Color:Black flute length 8cm Lanyard length 42cm Package Content 2* Dog Whistle with lanyard Notes: Due to the light and screen setting difference, the item's colour may be slightly difference from the pictures. Please allow slight dimension difference due to difference manual measurement.