1D/2D Barcode Supported: Easy to read mainstream 2D barcodes and all 1D barcodes including those with unintended abrasions or surface stains Screen Scanning: Equipped with CMOS sensors, BCST-54 can read barcodes off sceens Smart Base: This can be connected with a computer via the USB cable provided to recharge the scanner or transmit barcode data to the computer 3 Connection Methods: Connected with a computer via the included USB cable for plug and play(no configuration required); connected via the smart base for wireless mode(paired by default); connected via Bluetooth to work with mobile phones, tablets, etc(manual configuration required) More Functions: Vibrate mode, inventory mode(capable of saving over 270,000 barcodes in buffer) and more to meet your various needs