1. 304# Stainless steel; 2. wall mounted 3. mechanic ss keyboard with trackball 4 ... :Stainless steel Barcode readerStainless steel metal keyboardHigh brightness display option Main Functions:- Self-service transfer- Self-service ... UCC/EAN 128, Code 128, ISBT 128, Code 39, Code 39 Trioptic, Interleaved 2 of 5, Discrete 2of 5 ... :6.67 mil (PDF 417), 5 mil (Code 39)Contrast ratio: 30% @ UPC/EAN 100%Image type ...