Cirrus Research helps you with noise nuisance monitoring by providing accurate and reliable instruments so you can manage and analyse noise nuisance complaints quickly, easily and with the minimum effort. All of our UK-made instruments come with a 15-year warranty, licence-free software and plenty of support.

As a Trojan customer, you’ll also have exclusive access to our NoiseAid App. We’ve designed this to help you gather data before deploying the Trojan, saving you time and making your resources more effective.