Bluetooth/2.4G/ 2modes for option. Support reading bar codes from screen. 32-Bit ARM processor and scan speed 500scans/sec. Powerful decode ability, fast scanning 1D/2D barcodes. Supports Handheld / Continuous / Auto-Induction, 3modes for option Support for smart phones/tablets/computers; compatible for Windows /Android /IOS. Built-in 1800mAh Battery, it can support 20 hours Continuous scanning and 2 months standby after 4hours full charge. Support turn on or off the sound, hide/add custom prefix/suffix digits, delete character, add keyboard keys (TAB, CR&LF, etc.) Application fields: Supermarket, Retail, Warehouse, Logistic, Library, Medical etc.