Casella dBadge2Pro [dBadge2Pro] Non-Intrinsically Safe Noise Dosimeter. The Casella dBadge2Pro is the next generation in personal noise dosimeters, offering features only previously available in the most advanced of hand held sound level meters. The dBadge2 personal noise dosimeter is the ideal tool for a variety of workplace noise assessments and campaigns with the added benefit of Bluetooth® Connectivity meaning you can connect the dBadge2 to your smartphone or mobile device. The dBadge2 is available as a complete starter kit with everything you require to get you up and running. A kit includes the dBadge of your choice; Standard, Plus or Pro, a CEL-120/2 Acoustic Calibrator, 3-way combined Docking Station and charger, universal mains power supply, all housed in a kit case capable of carrying 10 dBadge2 (and up to 3 Docking Stations).