Features: Using CMOS image scanning technology, it can scan paper code and screen code, high-performance decoding chip, no fear of incomplete and fuzzy bar code. Support voice announcement prompt function. After the scanner scans successfully, it will broadcast a prompt voice of "scan successfully". USB interface, easily connected with your laptop, PC, POS. Driver-free and compatible with Window, Android and Mac system. Design with large scanning window and tile angle, easy to scan the barcode. The buzzer will make a crisp sound "beep" to prompt after successfully scanning. Specification: Model: R45 Color: White Size: 120 x 88 x 95mm/4.7 x 3.4 x 3.7in Weight: 270g Barcodes Type: Code39, Code128, Codabar, Code93, Ean13, i25, gs1, Databar, QRcode Light: White LED, Scan settings On Or Off The Interface Is Supported: USB Scan Mode: CMOS Operating Voltage: DC 5V Operating Current: 200mA Support System:Window, Android and Mac System The Operating Environment: 0~50 The Storage Environment: -20~60 Operating Humidity: 5~85% Store Humidity: 5~85% How To Prompt: Buzzer (Able To Setting) Package Size: 11.5 x 10.7 x 10cm/4.5 x 4.2 x 4in Package Weight: 223g/7.9oz Packing List: 1 x Barcode Scanner 1 x User Manual