ASUS Prime B550M A CSM micro ATX motherboard AMD B550 Socket AM4 2.07 sRGB Display sRGB Yes Separate sRGB Display sRGB Yes Separate H V sync Yes 3D No Screen curvature 150 cm Adobe RGB coverage 88% NTSC coverage (typical) 98% sRGB coverage (typical) 120% Colour gamut 98% RGB colour space sRGB Surface hardness 2H Haze rate 25% DDC CI Yes High Dynamic Range (HDR) technology DisplayHDR 400 High Dynamic Range (HDR) supported Yes Display diagonal (metric) 86 37 kg Packaging data Package width 69 mm Package height 305 mm Package depth 449 mm Features Country of origin China Supplier features Country of origin China Packaging content Keyboard included Yes Logistics data Harmonized System (HS) code 8471300000 Other features WLAN controller model Intel Wi Fi 6E AX211 On board graphics card Yes Number of speakers 2 Display diagonal (metric) 35 Comprehensive controls form the foundation of the ASUS Prime series Automate IT maintenance