Features: ?? High capability of identifying -- Easily capture barcodes 2D/1D and QR on labels, paper, and mobile phone or computer displays, sensitively and accurately. ?? Comes with USB cable, plug and play; no drivers of software required. ?? Made of high quality PC and tempered material, the scanner is durable and not easy to damage. ?? The buzzer will make a crisp sound "Beep" to prompt after successfully scanning. ?? The scanner can be applied in various occasions such as elevator, community visitors' entry and exit management and son on. Perfect upgrade of traditional card swiping system for various industries. Specification: Model: R35 Material: Tempered , PC Size: 86 x 86 x 42mm/3.4 x 3.4 x 1.7in Weight: 150g/5.3oz Color: Black Card Reader Type: Em Card Or Mifare Card Barcode Type: Qr, One/Two-Dimensional Code Communication Method: Wiegand/USB/RSs232/TCP-IP/RS485 Decoding Mode: Image Decoding Reading Direction (Bar Code): Angle 45 With The Lens As The Center Point Scan Code Characteristics: Automatic Induction, Buzzer Prompt Operating Voltage: 8-12V Working Current: 800mA Reading Distance(Card): 3~6cm Reading Speed: 200ms Reading Distance(Qr Code): 0-20cm Operating System: WindowsXP/7/8/10), Linux Working Temperature: -20C -70C Working Humidity: 10%~90% Package Size: 14 x 12 x 7.5cm/5.5 x 4.7 x 3in Package Weight: 380g/13.4oz Packing List: 1 x Barcode Scanner 1 x USB Cable