I bought thinking it was 7" as stated and it comes barely 4.5". Upset.
SUNBEAM - Sonic Egg Ultrasonic Bark Control Trainer Device - TESTED Opened Box
2017-09-12
Didn't work!!
This did not work for my Pomeranian. She barked and barked and nothing. When the neighbor decided to run his lawn mower it picked up the sound from that and let the frequency sound and she heard that but I believe her bark is too high pitch