Condition: As it's used motherboard, as we know, any metal in the air will oxidize, and then there may be a little rust on the ports.
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 ASUS ROG MAXIMUS VIII HERO
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.

Motherboard chip:
Integrated chip: sound card/network card
Main chipset: Intel Z170
Chipset description: using Intel Z170 chipset
Display chip: CPU built-in display chip (requires CPU support)
Audio chip: integrated with SupremeFX 8-channel sound effect chip
Network card chip: onboard Intel I219V Gigabit network card

Processor specifications:
CPU type: 6th generation Core i7/i5/i3/Pentium/Celeron
CPU slot: LGA 1151
CPU description: supports Intel 14nm processors

Memory specifications:
Memory type: 4 × DDR4 DIMM
Maximum memory capacity: 64GB
Memory description: supports dual channel DDR4 3600 (OC)/3466 (OC)/3400 (OC)/3300 (OC)/3200 (OC)/3000 (OC)/2800 (OC)/2666 (OC)/2400 (OC)/21333MHz memory

Storage Expansion:
PCI-E standard: PCI-E 3.0
PCI-E slot: 3 × PCI-E X16 graphics card slot, 3 × PCI-E X1 slot
Storage interface: 1 × M. 2 interfaces, 2 × SATA Express interface, 8 × SATA III interface

I/O interface:
USB interface: 1 × USB3.1 Type-A interface, 1 × USB3.1 Type-C interface, 6 × USB3.0 interface (4 built-in+2 backplane), 8 × USB2.0 interface (4 built-in+4 backplane)
Video interface: 1 × Display Port interface, 1 × HDMI interface
1x 8-pin power interface and 1x 24-pin power interface
Other interfaces: 1 × RJ45 network interface, 1 × Fiber optic interface, audio interface, 1 × PS/2 keyboard and mouse universal interface

Plate type:
Main board type: ATX board type
External dimensions: 30.5 × 24.4cm

Software Management:
BIOS performance: 128 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI3.0, WfM2.0, SM BIOS 3.0, ACPI 5.0, multi language BIOS, ASUS EZ Flash 3, CrashFree BIOS 3, F11 setup wizard, F6 Qfan control, F3 favorites, shortcut notes, history, F12 screenshot, F3 shortcut keys, and ASUS DRAM SPD (Serial Presence Detect) memory information

Other parameters:
Multi graphics card technology: supports AMD Quad GPU CrossFireX dual card quad core crossfire technology
Support NVIDIA Quad-GPU SLI dual card quad core fire technology
Support NVIDIA SLI dual firing technology
Supports AMD 3-Way CrossFireX three-way fire technology
Power supply mode: 10 phase
Overfrequency function: support
RAID function: supports RAID 0, 1, 5, 10
Operating system belief light, ROG belief sound effect, error correction
Other features support HIFI

Note:
*1 When the M.2 Socket 3 is operating in SATA mode, SATA port 1 will be disabled.
*2 This function will work depending on the CPU installed.
*3 These SATA ports are for data hard drives only. ATAPI devices are not supported.
*4 2 x USB2.0 port at mid-board comes from the ROG extension (ROG_EXT) port.

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.
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If you have any questions, please feel free to contact me. You will get great service and fast shipping when you buy our product.