6AV7885-2AA20-1GA8

Siemens 887621174354 SIMATIC HMI IPC 577C PCI slot, 4 USB (back)+1 USB (front), Ethernet (10/100/1000), 15" touch display ; Celeron M 1.2 GHz, PROFINET (IE); 2x 1 Gbit 2 GB -RAM, DDR3; 2nd mass storage: Not equipped 1st mass storage (Operating system optional): 320 GB HDD SATA Windows 7 Ultimate MUI pre-installed; (only possible with HD or SSD) without expansion (software) 24 V DC power supply