1, package included:1pcs OP320-A-S TouchWin Operate panel new in box;1pcs downloading programming cable(Only offer it free when you ask for after order. Not ship it default. The communication cable is not included, if you need, please contact us and inquiry it)The software is free(we can send it by email if you can’t download it by yourself)2, OP320-A-S Operate Panel can communicate with PLC as:SIEMENS S7-200 series, Schneider NEZA series.3, Product description3.7 inches screen, 20 keysSupporting ample PLCsWith password protection feature, Built-in Clock (parts are optional)Dynamically display textKeys can be defined as function keys, and also be replaceable as machine keys of the control board.Backlight STN LCD display4,General Specifications Display color Yellow-Green STN Service life Over 20,000 hours, 25 degree centigrade of environment temperature, 24 hours operating Resolution 192*64 Brightness regulation resistance tunable Word enactment Chinese simplified/complex, English(24charaters X 4 lines, meaning 12 Chinese words X 4 lines) Character size Raster font and Vector font Keys 20 Storage display 64KB FALSHROM Data 1KB SRAM Ports Download port RS232 Communication port OP320-A:RS232/RS422;OP320-A-S:RS232/RS485;OP320-A-N:RS232 Payment : we only accept Paypal for online shopping.shipment:We use DHL,EMS as shipment method in normal.Guarantee:1 year quality warranty.