211519A
The new ACME ALPHA 210.5 and 211.5 are the direct further development of the classic 210.5 and 211.5 and are characterised by the following points:
Switching from the classic 210.5 and 211.5 whistles to the ALPHA models is easily possible, as they still have standardized frequencies.
https://cdn.shopify.com/s/files/1/0726/0805/5584/files/Hoerprobe-ACME-211.5-Hundepfeife.mp3?v=1686235607