MSI B550m Mortar

Lightning Fast Game experience: PCIe 4.0, Lightning Gen 4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2.
Premium Thermal Solution: Extended Heatsink Design with additional choke thermal pad rated for 7W/mk and PCB with 2oz thickened copper are built for high performance system and non-stop gaming experience.
Latest Network Solution: Onboard 2.5G LAN plus Gigabit LAN with LAN Manager deliver the best online experience without lag.
Enhanced Power Design: 8+2+1 Duet Rail Power System, Digital PWM, CoreBoost, DDR4 Boost.
2.5G LAN with LAN Manager: Upgraded network solution for professional and multimedia use. Delivers a secure, stable and fast network connection.
Pre-installed I/O Shielding: Better EMI protection and more convenience for installation.
Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience.

Specifications:
Model Name: MAG B550M MORTAR
CPU Support: 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update.
CPU Socket: AMD Socket AM4
Chipset Intel AMD B550 Chipset
Graphics Interface: 1x PCI-E 4.0 x16 slot, 1x PCI-E 3.0 x16 slot, Support 2-way AMD CrossFire Technology
Display Interface: DisplayPort, HDMI - Requires Processor Graphics
Memory Support: 4 DIMMs, Dual Channel DDR4-4400+(OC)Mhz
Expansion Slots: 2x PCIe 3.0 x1 slots
Storage: 2x M.2 slots, Technology 6x SATA 6Gb/s
LAN: Realtek RTL8125B 2.5G LAN, Realtek RTL8111H Gigabit LAN
SATA RAID: Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices.
Audio 8-Channel(7.1) HD Audio with Audio Boost(ALC1200)
USB ports: 2x USB 3.2 Gen 2 10Gbps (1 Type-C + 1 Type-A) 5x USB 3.2 Gen 1 5Gbps (1 Type-C + 4 Type-A) 6x USB 2.0

What's in the box
User Manual.
Quick Installation Guide.
MSI Case Badge.
Product Registration Card.
Wi-Fi Antenna.
Driver DVD.
2 x SATA Cables.