... anti-interference ability Specifications15' All in one Touch Screen Pos for Retail & Restaurant :asynchronous display and synchronously display function.Flexible display ... 78,KB-95,KB-101P programmable keyboard with magic card reader track2+3)Color ( Optional)magic black, Crown ... , Postek, Zebra, Godex, Tec, Tsc, Stao)IC card reader ,writer(Optional)Contact or contact lessUse for: supermarket, glossary ...