Condition: 
90% New & 100% Working & 100% Tested. Only Board and I/O Shield are included. Don't Include the CMOS battery and Other Parts.

This motherboard model is MSI Z170X-GAMING 5
The quality is original second-hand goods.(Used product 90%-80% new)
But it is working well, we will finish 100% testing before shipping.
Packing include one motherboard and one metal baffle without a CMOS battery, did not have another part.
Please make sure you buy the right board to ensure 100% compatibility with your other hardware.

CPU:
Support for 7th/6th Generation Intel® Core™ i7 processors/Intel® Core™ i5 processors/ Intel® Core™ i3 processors/Intel® Pentium® processors/ Intel® Celeron® processors in the LGA1151 package
* For 7th Generation Intel® Core™ processors support need to update the latest BIOS.
L3 cache varies with CPU
Chipset: Intel Z170 Express Chipset

Memory:
4 x DDR4 DIMM sockets supporting up to 64 GB of system memory
* Due to a Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than the size of the physical memory installed.
Dual channel memory architecture
Support for DDR4 3466(O.C.) /3400(O.C.) /3333(O.C.) /3300(O.C.) /3200(O.C.) /3000(O.C.) /2800(O.C.) /2666(O.C.) /2400(O.C.) /2133 MHz memory modules
Support for ECC UDIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)
Support for non-ECC UDIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules

Onboard Graphics:
Integrated Graphics Processor-Intel® HD Graphics support:
1 x DisplayPort, supporting a maximum resolution of 4096x2304@60 Hz
* Support for DisplayPort 1.2 version.
1 x HDMI port, supporting a maximum resolution of 4096x2160@24 Hz
* Support for HDMI 1.4 version.
Maximum shared memory of 1024 MB

Audio:
Realtek® ALC1150 codec
High Definition Audio
2/4/5.1/7.1-channel
Support for S/PDIF Out

LAN:
1 x Intel® GbE LAN chip (10/100/1000 Mbit)(LAN1)
1 x Killer E2201 chip (10/100/1000 Mbit) (LAN2)
* Teaming is not supported.

Expansion Slots:
1 x PCI Express x16 slot, running at x16 (PCIEX16)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.
1 x PCI Express x16 slot, running at x8 (PCIEX8)
* The PCIEX8 slot shares bandwidth with the PCIEX16 slot. When the PCIEX8 slot is populated, the PCIEX16 slot will operate at up to x8 mode.
1 x PCI Express x16 slot, running at x4 (PCIEX4)
* The PCIEX4 slot shares bandwidth with the M2H_32G connector. The PCIEX4 slot will become unavailable when an SSD is installed in the M2H_32G connector.
4 x PCI Express x1 slots
(All of the PCI Express slots conform to PCI Express 3.0 standard.)

Multi-Graphics Technology:
Support for NVIDIA® Quad-GPU SLI™ and 2-Way NVIDIA® SLI™ technologies
Support for AMD Quad-GPU CrossFireX™ and 3-Way/2-Way AMD CrossFire™ technologies

Storage Interface:
Chipset:
2 x M.2 Socket 3 connectors (Socket 3, M key, type 2242/2260/2280 SATA & PCIe x4/x2/x1 SSD support)
3 x SATA Express connectors
6 x SATA 6Gb/s connectors
Support for RAID 0, RAID 1, RAID 5, and RAID 10
* Refer to "1-10 Internal Connectors," for the supported configurations with the M.2, SATA Express, and SATA connectors.

USB:
Chipset:
7 x USB 3.0/2.0 ports (3 ports on the back panel, 4 ports available through the internal USB headers)
6 x USB 2.0/1.1 ports (4 ports on the back panel, 2 ports available through the internal USB header)
Chipset+GENESYS LOGIC USB 2.0 Hub:
2 x USB 2.0/1.1 ports (available through the internal USB header)
Chipset+Intel® USB 3.1 Controller:
1 x USB Type-C™ port on the back panel, with USB 3.1 support
1x USB 3.1 Type-A port (red) on the back panel

Internal I/O Connectors:
1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
2 x M.2 Socket 3 connectors
3 x SATA Express connectors
6 x SATA 6Gb/s connectors
1 x CPU fan header
1 x water cooling fan header (CPU_OPT)
3 x system fan headers
1 x front panel header
1 x front panel audio header
2 x USB 3.0/2.0 headers
2 x USB 2.0/1.1 headers
1 x Trusted Platform Module (TPM) header
1 x Thunderbolt™ add-in card connector
1 x serial port header
1 x Clear CMOS jumper
1 x ECO button
1 x OC button
1 x audio gain control switch

Back Panel Connectors:
1 x PS/2 keyboard/mouse port
1 x DisplayPort
1 x HDMI port
1 x USB Type-C™ port, with USB 3.1 support
1 x USB 3.1 Type-A port (red)
3 x USB 3.0/2.0 ports
4 x USB 2.0/1.1 ports
2 x RJ-45 ports
1 x optical S/PDIF Out connector
5 x audio jacks (Center/Subwoofer Speaker Out, Rear Speaker Out, Line In, Line Out, Mic In)

I/O Controller:
iTE I/O Controller Chip

H/W Monitoring:
System voltage detection
CPU/System/Chipset temperature detection
CPU/CPU OPT/System fan speed detection
CPU/System/Chipset overheating warning
CPU/CPU OPT/System fan fail warning
CPU/CPU OPT/System fan speed control
* Whether the fan speed control function is supported will depend on the cooler you install.

BIOS:
2 x 128 Mbit flash
Use of licensed AMI UEFI BIOS
Support for DualBIOS™
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Unique Features:
Support for APP Center
* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
3D OSD
@BIOS
Ambient LED
AutoGreen
Cloud Station
EasyTune
Easy RAID
Fast Boot
Smart TimeLock
Smart Keyboard
Smart Backup
System Information Viewer
USB Blocker
Support for Q-Flash
Support for Smart Switch
Support for Xpress Install
Bundled Software
Norton® Internet Security (OEM version)
Intel® Smart Response Technology

Operating System:
Windows® 10 64-bit (for 7th Generation Intel® Processors)
Windows® 10 64-bit / Windows® 8.1 64-bit / Windows® 7 32-bit / 64-bits (for 6th Generation Intel® Processors)
* Please download the "Windows USB Installation Tool" from GIGABYTE's website and install it before installing Windows 7.

Form Factor:
ATX Form Factor;30.5cm x 24.4cm
Box Contents:
1x GA-Z170X-Gaming 5 motherboard
1x I/O Shield


What to do after getting on the board:
1. set up CPU & RAM. Power on to test if the screen works well.
2. Installed fan, battery, keyboard, sound card, and network card to turn on to check if the bios number is correct.
3. Music playing to check audio and earphone plug ok.
4. See if the battery can normally charge and discharge.
5. Then the touchpad, USB slots, and all lights.
6. Run 3D mark
7. Restart the Windows.
We have always been doing our best to provide the best service and reliable products for every customer. Please contact us to resolve the issue before leaving negative feedback
If you have any questions, please feel free to contact me. You will get great service and fast shipping when you buy our product.