ASUSPRO P2520SJ BIOS - Intel® Pentium® Quad-Core N3700 Processor, Intel® Celeron® Quad-Core N3150 Processor, Intel® Celeron® Dual-Core N3050 Processor, - Integrated Intel® CPU - DDR3L 1600 MHz SDRAM, 1x DIMM socket, DIMM Up to 8 G Productive and secure yet budget-friendly for SMBs Windows 10 Home - ASUS recommends Windows 10 Pro. or other editions available Stay connected anywhere with dual-band Wi-Fi Wake-on-LAN (WOL) allows PCs to be turned on by a simple network message Built-in three USB 3.0 ports for ultra-fast data transfer speeds Removable large-capacity battery pack for easy servicing and longer battery life ASUSPRO Business Center for advanced PC management in one simple software package USB Charger+ allows quick charging of mobile devices even when the notebook powered off True-comfort keyboard for easier typing and increased productivity Large multi-gesture touchpad for precise and intuitive input Strain-reducing anti-glare HD panels with wide viewing angle