The SR2 from AirTrack is a small but durable ring scanner. Encased in a durable 5-foot drop-resistant housing and designed with an IP42 protection against dust and water. Optimized for all-day scanning to provide more comfort than traditional scanners. Designed to streamline the workflow for a range of applications including field service, hospitality, retail and logistics. The superior scan engine is capable of scanning most 1D, 2D and PDF417 barcodes printed on labels or on mobile device screens.