bbs-tek® Broadband SoundReversing alarms are vital for safety yet can cause noise nuisance and irritation to workers andto local residents. The bbs-tek reversing alarm emits a unique sound which solves this problem.Its world-wide patented inchshh…shh…shhâ� �¦ broadband sound (also known as 'white sound') ismulti-frequency, replacing the narrow frequency band of conventional alarms.The new bbs-tek reversing alarm eliminates noise nuisance – the sound is easy on the ear and dissipates fast is safer- the sound is locatable so you can tell which vehicle is reversing- the sound is directional, concentrating the warning within the danger zone.This increases people's response to the alarm and diminishes the chance of it being ignored.