Imported from the UK, this is the ACME 210 TM Dog Plastic Whistle Black. This rare item is not widely available in Japan. Our main store has only a limited stock. ※The photos show multiple colors, but this listing is for one black whistle. 〇Details ・Frequency Emits a sound of approximately 5700Hz. ・Features Designed for long-distance commands, suitable for work over a wide area. ・Suitable Uses Ideal for dog breeds that work over a wide area, such as retrievers, and when commands are needed from a distance. ～Brand Introduction～ ACME / England ACME whistles are used in various important situations, including by the British police, public institutions around the world, and official matches of various professional sports. They are a specialized British manufacturer that has been making whistles for 150 years since 1870. It is famous overseas that they were used as military whistles in World War I and World War II, and even on the Titanic. The silent dog whistle, which is the prototype of the current dog whistle, has been loved around the world since 1935. *Please note that the color and image of the product may differ from the actual product depending on your PC or smartphone environment. We cannot accept returns due to customer reasons such as a different image or incorrect size selection, so please understand this beforehand. Also, please note that the product may be sold out as it is also sold through other channels.