Key Features: Model: MSI B450M MORTAR MAX Military Style, Supports 1st, 2nd and 3rd Gen AMD Ryzen, Supports DDR4, up to 4133(OC) MHz, Extended Heatsink Design, Lightning Fast Game experience. Specification: Supported CPU: Supports 1st, 2nd and 3rd Gen AMD Ryzen/ Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics/ Athlon with Radeon Vega Graphics Desktop Processors for Socket AM4. Chipset: AMD B450 Chipset. BIOS: Flash BIOS Button. Form Factor: M-ATX Form Factor. Audio: Realtek ALC892 Codec, 7.1-Channel High Definition Audio, Supports S/PDIF output. Expansion Slots: PCIe 3.0 x16 slot, PCIe 2.0 x16 slot, 2 x PCIe 2.0 x1 slots. M.2 Socket: AMD B450 Chipset, 1 x M.2 slots (M2_2, Key M), Supports PCIe 2.0 x4 2242/ 2260 /2280 storage devices. AMD CPU: 1x M.2 slot (M2_1, Key M), Supports PCIe 3.0 x4. Memory: DDR4, Supports up to 64GB. Graphics: Only support when using AMD Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics/ Athlon with Radeon Vega Graphics Processors. Max Shared Memory: 2048 MB. Connector & Ports: HDMI 1.4, DisplayPort, DVI-D, USB 3.2 Gen2 Type-C, USB 3.2 Gen2 Type-A, USB 3.2 Gen1, USB 2.0, LAN Port. Internal I/O Ports: 24-pin ATX, 8-pin ATX, SATA 6Gb/s, USB 2.0, USB 3.2 Gen1, CPU fan, system fan, RGB LED strip, Front panel audio, System panel, Chassis Intrusion, Clear CMOS, Serial Port, Parallel Port. TPM: TPM module connector. Special Features: RAID 0, RAID 1 and RAID 10 for SATA storage devices. Bundled Software: Windows 10 64-bit, Windows 7 64-bit. The motherboard has no issues, it has been repaired. All accessories are included with the motherboard. No box. If interested, you can come to any shop in Uttara to check it.