The Elo E190551 runs a fanless Intel Atom dual-core processor at 1.86 GHz, eliminating active cooling noise and heat from counter-level POS environments. Its 18.5-inch LED touchscreen supports iTouch Plus surface acoustic wave touch technology, paired with a 1366 x 768 display resolution and a dark gray enclosure measuring 18.7 in wide by 14.2 in tall by 12.4 in deep at 14.30 lb. The unit ships with 2 GB of DDR3 SDRAM and a 320 GB SATA hard drive, with USB, serial, Gigabit Ethernet via RJ-45, and a dedicated cash drawer port covering connectivity. An IPX1 spill-resistant enclosure design adds durability for retail and hospitality countertops. ENERGY STAR 5.2 certification and RoHS compliance are standard, and the unit is backed by a 3-year limited warranty.