1 x M.2 Socket 1 with E key, type 2230 for WIFI/BT devices support PCIE/USB mode,1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s),1 x 2-pin internal DC power connector,1 x Stereo speaker connector,1 x DMIC header,2 x SATA 6Gb/s connector(s),1 x SATA power connector(s),1 x Backlight inverter voltage selection header,1 x FPD brightness header,1 x Panel voltage selection header,1 x Panel off header,1 x LVDS connector(s),1 x USB 2.0 1-port connector(s) support(s) additional 1 USB 2.0 port(s),1 x M.2 Socket 3 with M key, type 2260/2280 storage devices support (SATA & PCIE x4 mode),1 x Chassis Intrusion connector(s),1 x LPC Debug header,1 x CPU Fan connector(s),1 x Chassis Fan connector(s),1 x System panel connector,1 x Speaker connector,2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s),1 x SPI TPM header,1 x COM port(s) connector(s),1 x Front panel audio connector(s) (AAFP),1 x Clear CMOS jumper(s)