CompuLab fit-PC4 Pro Barebone AMD GX-420CA System-on-Chip 2GHz quad core, Up to 16GB RAM AMD Radeon HD8400E Graphics, 2x HDMI, 2x GbE LAN, Wireless 802.11ac + Bluetooth module, Analog/digital 7.1+2 audio Supports 2.5" HDD/SSD and mSATA SSD storage devices 2x USB3.0, 6x USB2.0, 1x serial RS232 port, 1x micro SD slot 5 year warranty, Fanless aluminum design