Interface: USB interface, rs232 or ps2Driver: Plug and play, no driver requiredTransmission mode: wireless 2.4G, Bluetooth 4.0, wiredTransmission distance: 100m barrier-freeBattery capacity: 1200mAh Name: Model: C740Type: Barcode ScannerOptical resolution: 300 x 300Scanning elements type: CMOSScanning width: A4Scanning speed: 300 scans per secondInterface type: USBColor depth: 16 bitsProduct Type: Barcode ScannerNovelty: Code reading mode: red lightLight source type: red LED 625nm+/-10nmAccuracy: 4 millionScanning field depth: 10-500 mmDecoding error rate: less than 1/500 millionSupported codes: One-dimensional barcodecolour:Black+greenMaterial:ABSsize:124 x 41 x 25mmPackage Contents:2 x C740 Scanner2 x Receiver2 x Manual2 x Data cable2 x Neck strapOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.