Featuring Bluetooth 4.0 connectivity to Apple® or Android® mobile devices, Casella CEL dBadge2™ comes in 3 models that capture every metric needed for worldwide noise exposure regulatory requirements. Multiple dBadge2 units can be wirelessly controlled from 100+ ft away, allowing user to start, pause, or stop sampling. Protected inside sealed tamperproof housing, meter updates exposure data in real-time, providing device status and noise level data before and during sampling.