Product Name: B85 Motherboard Main Chipset:For B85 Chipset: For B85 Chipset Number of CPU slots: 1 CPU slot type: support LGA 1150 interface processor CPU support: 4th generation 1150 CPU Core i7/Core i5/Corei3/Pentium/Celeron, such as G1820.G3220.i3 41XX CPU Memory Type: DDR3 Memory Support 2*DDR3 1066/1333/1600Mhz Desktop Memory, maximum support 2*16G Memory Slots: 2*DDR3 DIMMs Integrated chip: graphics card/sound card/network card Graphics chip: CPU built-in display chip (requires CPU support) I/O Keyboard and mouse: 1*PS/2 Video interface: VGA//-compatible USB interface: 2*USB3.0, 4*USB2.0 Network card chip: Onboard Gigabit/100M network card Audio chip: integrated 6-channel sound chip Extension: M.2 interface: M.2 NVME/NGFF mode USB front: 1*USB3.0 pin, 2*USB2.0 pins Graphics card slot: 1*PCI-E X16, 1*PCI-E X1 SATA interface: 3*SATA 2.0 ,1*SATA3.0 FDD slot: none Keyboard and mouse interface: USB interface External port: VGA///USB/audio interface/network card Power socket: 1*8 pin, 1*24 pin power connector Board type: MicroATX board Type Motherboard Size: 17x21.5CM The appearance and color of different batches of products may be different, which will not affect the use Colour:black Material:PCB Package Contents: 1 x Motherboard 1 x Switch Cable(the appearance and color are random, 't accept the specified ) 1 x Baffle(the appearance and color are random, 't accept the specified ) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.