PCI Express x16 (Gen 3.x) slots: 1 Number of EATX power connectors: 1 Ethernet LAN (RJ-45) ports: 1 Number of SATA III connectors: 2 Clear CMOS jumper: Yes USB 2.0 connectors: 1 Number of SATA Express connectors: 1 Memory slots: 2 USB 3.0 (3.1 Gen 1) connectors: 1 Component for: PC Number of M.2 (M) slots: 1 BIOS type: UEFI AMI Wi-Fi standards: 802.11g, 802.11ac, 8 USB 3.1 (3.1 Gen 2) Type-A ports quantity: 2 DisplayPorts quantity: 1 CPU fan connector: Yes Supported hard disk drive interfaces: Serial ATA III, M.2 Unbuffered memory: Yes Compatible processor series: Core i5, Core i7, Ce Processor family: Intel Front panel audio connector: Yes Motherboard form factor: Mini ITX S/PDIF out port: Yes Supported memory types: DDR4-SDRAM Ethernet interface type: Gigabit Processor socket: LGA1151 Memory channels: Dual Number of chassis fan connectors: 2 Audio output channels: 7.1 Number of SATA connectors: 2 HDMI ports quantity: 1 PS/2 ports quantity: 1 RAID levels: 0, 1, 5, 10 ACPI version: 5.0 LAN controller: Intel I219-V Bluetooth version: Bluetooth V4.1 Audio system: SupremeFX 8-Channel High Definition Audio CODEC Memory slots type: DIMM Motherboard chipset family: Intel USB 2.0 ports quantity: 2 USB 3.0 (3.1 Gen 1) Type-A ports quantity: 4 Motherboard chipset: Intel® Z170 ATX Power connector (24-pin): Yes Connectivity technology: Bluetooth V4.1 Form factor: Mini ITX Form Factor, 17 cm x 17 cm Expansion slots: 1 x PCIe 3.0/2.0 x16 Management protocols: WfM 2.0, DMI 3.0, WOL by PME, PXE Compatible operating systems: Windows® 10 , 64bit Windows® 8.1 , 64bit Windows® 7 , 32bit/64bit On-board graphics adapter model: Integrated Graphics Processor- Intel® HD Graphics support I/O ports: BACK: 1 x PS/2 keyboard/mouse combo port(s) 1 x DisplayPort 1 x HDMI 1 x LAN (RJ45) port(s) 2 x USB 3.1 (red)Type-A 4 x USB 3.0 2 x USB 2.0 1 x Optical S/PDIF out 5 x Audio jack(s) 2 x Wi-Fi antenna port(s). INTERNAL: 1 x USB 3.0 connector(s) support(s) additional 2 USB 3.0 port(s) (19-pin) 1 x USB 2.0 connector(s) support(s) additional 2 USB 2.0 port(s) 1 x SATA Express connector: gray, Compatible with 2 x SATA 6.0 Gb/s ports 1 x M.2 Socket 3 with M Key design, type 2242/2260/2280 storage devices support (Supports both SATA & PCIE SSD) 2 x SATA 6Gb/s connector(s) 1 x CPU Fan connector(s) (1 x 4 -pin) 2 x Chassis Fan connector(s) (2 x 4 -pin) 1 x 24-pin EATX Power connector(s) 1 x 8-pin ATX 12V Power connector(s) 1 x Front panel audio connector(s) (AAFP) 1 x System panel(s) 1 x Clear CMOS jumper(s) 1 x 14-1 pin TPM connector. Number of expansion slots: 1 x PCIe 3.0/2.0 x16 USB version: ASMedia® USB 3.1 controller : 2 x USB 3.1 port(s) (Type-A) Intel® Z170 chipset : 6 x USB 3.0/2.0 port(s) (4 at back panel, blue, 2 at mid-board) Intel® Z170 chipset : 4 x USB 2.0/1.1 port(s) (2 at back panel, black, 2 at mid-board). USB port: ASMedia® USB 3.1 controller : 2 x USB 3.1 port(s) (Type-A) Intel® Z170 chipset : 6 x USB 3.0/2.0 port(s) (4 at back panel, blue, 2 at mid-board) Intel® Z170 chipset : 4 x USB 2.0/1.1 port(s) (2 at back panel, black, 2 at mid-board). Accessories included: User's manual ASUS Q-Shield M.2 2242 mounting kit 4 x SATA 6Gb/s cable(s) 1 x M.2 Screw Package 1 x CPU installation tool 1 x Supporting DVD 1 x 12 in 1 Cable Label (s) Chipset: Intel® Z170 Producer product name: Z170I Pro Gaming Supported memory clock speeds: 2600,3333,2666,3400, MHz Maximum internal memory: 32 GB Internal memory: 2 x DIMM, Max. 32GB, DDR4 3400(O.C.)/3333(O.C.)/3200(O.C.)/3100(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666(O.C.)/2600(O.C.)/2400(O.C.)/2133 MHz Non-ECC, Un-buffered Memory Dual Channel Memory Architecture Supports Intel® Extreme Memory Profile (XMP) GB Total storage capacity: Support Raid 0, 1, 5, 10 Intel® Rapid Storage Technology supports 1 x SATA Express port, Compatible with 2 x SATA 6.0 Gb/s ports 1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (both SATA & PCIE mode) 2 x SATA 6Gb/s port(s) Supports Intel® Smart Response Technology GB Storage drive capacity: Support Raid 0, 1, 5, 10 Intel® Rapid Storage Technology supports 1 x SATA Express port, Compatible with 2 x SATA 6.0 Gb/s ports 1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (both SATA & PCIE mode) 2 x SATA 6Gb/s port(s) Supports Intel® Smart Response Technology GB Wi-Fi: Yes Bluetooth: Bluetooth V4.1 Ethernet LAN: Yes Non-ECC: Yes Intel Extreme Memory Profile (XMP): Yes Resource CD: Drivers ASUS Utilities ASUS EZ Update Anti-virus software (OEM version) BIOS memory size: 128 MB Warranty: 3 month(s) Gross weight: 1.04 kg Net weight: 0.80 kg Width: 17 cm Height: 17 cm Saleout: REFURBISHED. USED. BACK PANEL INCLUDED, WITHOUT ORIGINAL PACKAGING AND ACCESSORIES.