Kercan CCD Wired USB 2D QR PDF417 Data Matrix Barcode Scanner CCD Bar Code Reader KR-230 32CPU make it more agile, the same core software with KR-200, but more cheaper price, more cost-effective. KR-230 is NOT Automatic, it should work manually. (If you need automatic scanner, please buy KR-200) CCD optical imaging scanning technology that is researched and developed independently can identify screen code, incomplete code and fuzzy code etc, Effectively compensate for the problem that laser scanner can not identify screen code. Multiple dacode ability, fast to scan Australian Post, Aztec, BPO, Canada Post, Codabar, Codablock, Code 11, Code 39, Code 93, Code 128/EAN128, DataMatrix, Dutch Post, EAN.UCC Composite, Interleaved 2 of 5, Japan Post, Matrix 2 of 5, MaxiCode, MicroPDF417, MSI Code, PDF417, Planet, Plessey Code, Postnet, QR code, RSS, Standard 2 of 5, Telepen, TLC 39, UPC/EAN. Note: It can work for most ios and Linux system directly, but some not. Please contact us for file to install driver if you found it can't work for your ios or Linux. We provide high cost-effective product, but not 100% perfect, any question, please contact us freely. Some other brand scanner use the same software but different shell, their price will be more $10, We accept test and check.