1, package included: 1pcs SA-057F human machine interface HMI touch screen new in box; 1pcs 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 SAtool is free(we can send it by email if you can’t download it by yourself) The SA5.7A screen was discontinued since April 1, 2017 and replaced by the new SA057F model! 2, Performance specification SA-5.7A Key Technical Parameters Model SA-057F Display Size 5.7”(length : width=4:3) Resolution 640 x 480 Brightness 400 cd/m2 Contrast 400 : 1 color 262, 144 color Backlight LED Control panel 4-wire high-precision electric resistance touch screen COM COM 1 (RS232, RS422, RS485) and COM2 (RS232, RS422, RS485) USB download port USB Device YES USB port USB Host None Ethernet port None SD card None Storage 128M FLASH + 128M DDR2 CPU 32-bit 600MHz Supply power DC: 24V (±15%),8W Power consumption 4W FCC compatibility FCC, Class A Pressure-proof test 1000V AC / per minute CE certification EN55022 EN55024 Operation temperature -10~650 Operation humidity 10~90%RH( no condensation) Shockproof degree 10-25Hz( X Y Z dimension 2G/30 minutes) Protection Level IP65( front panel) Curst material Engineering plastic ABS + PC External size 177x 140x 40 (mm) Installed portiforium size 163x133 (mm) weight About 0.8kg Configuration software SAtool