Problue Sound Alert Diver signalling device Influencer This horn generates a loud

This horn generates a loud "quacking" sound by using tiny pulses of air to rapidly vibrate a steel disc

sound and vibration

Rubber overmold handle

Flex tube for comfort

Problue Sound Alert Diver signalling device Influencer This horn generates a loudThe Problue diver alert device is an integrated diver sound alarm that attaches to the low pressure inflator hose of a BCD, creating a pitch adjustable underwater sound. The alert is made from durable plastic and stainless steel with a stainless steel button on one side to activate the alarm. The base of the Problue diver's sound alert has an adjustable knob that allows the diver to vary the pitch of the alarm, so it is not as high pitched as other