Dog Whistle (Resident Evil Remake)

By blowing into it, it generates frequencies only audible to the ears of dogs. You can call a dog with this whistle.

Image of Dog Whistle
A simple dog whistle.

You need to use this item on the Outside Balcony. If you blow into it, several Cerberus dogs will come running, one of which has a Collar attached to its neck. Kill this dog and you can then acquire the collar.