1. [AM4 CPU Socket] Compatible with for 1-5 generation CPUs, for 1000-5000 series, such as for 5 5600X, for 9 3950X, for 7 5800X, for 7 3700X, for 9 5950X, for 7 3700X, for 5 3500X, etc.
2. [Double Channel DDR4] This gaming motherboard has 2 memory slots, supporting up to 64GB (32GB x 2), 2133 2400 2666 3200MHz double channel DDR4 memory.
3. [Game Connectivity] Equipped with HD multimedia interface, VGA, Gigabit Ethernet, Serial ATA 3.0, NVME M.2, PCIe 3.0 x16, PCIe 2.0 x1, USB 3.0, and USB 2.0 ports.

Spec:
Item Type: B550M-K Motherboard
Material: PCB, Metal
Built in Battery: 1 x CR2032, 240mAh
Motherboard Type: ATX
Motherboard Size: Approx. 218x170mm / 8.58x6.69in
Graphics Card Slot: Supports Expansion PCIe 3.0 X16 Graphics Card
CPU Processor: AM4 CPU Socket
Chipset: B550
Memory: 2 x UDIMM DDR4 2133/2400/2666/3200MHz (Based on CPU) Double Channel, Up to 64GB
Display: 1 x HD, Supports 3840 x 2160/30 Hz, 1 x VGA, Supports 1920 x 1080/60 Hz
Network Card: 1 x RTL8111H, Gigabit Ethernet Port
Hard Drive Interface: 4 x Serial ATA3.0, 1 x M.2 2280 NVMe x4 3.0 Port+NGFF, 1 x M.2 wifi
Power Supply: 24PIN + ATX 4PIN
USB Interface: 4 x USB 3.0, 2 x USB 2.0, 1 x USB 3.0 Pin, 2 x USB 2.0 Pin

How to Use:
Install and use.

Package List:
1 x B550M-K Motherboard
1 x Metal Plate
1 x Cable

Note:
If there is no display, no power on, no screen, no network card, silent card, etc., it is recommended to reset the CMOS or use an eraser to wipe the metal fingers on the memory, CPU, and graphics card.