Internal I/O Ports2x FUSB 2.0 Headers (Supports 4 additional USB 2.0 front ports) 1x 4-Pin CPU Fan Connector, 1x 3-Pin System (SYS) Fan Connector 1x 14-Pin TPM 2.0 Header, 1x 2×5-Pin Diagnostic Card Header, 1x JCMOS Header 1x FPANEL Front Panel Header, 1x Front Panel Audio Header 24-Pin ATX Main Power + 4-Pin 12V CPU Power Receptacle