dont know the model details just that it has alternate tones and is a typical one used for car or truck reversing so when they reverse it goes beep beep beep or you can choose the continuous tone if you want so you should be able to go into your car auto store or electronics store and arsk for a car reversing beeper alarm
ive found it heres the details
Piezo Reversing Buzzer 4-16V | Jaycar Electronics
Are you suggesting that the Bajak time travel device enables cars to traverse through Time and Space, during the silent moments inbetween the beeps?

