Dell U719F specifications Connectors on back panel to support microphone

Memory

Type	667-MHz or 800-MHz DDR2 SDRAM;
	non-ECC memory only
Memory connectors	two
Memory capacities	512 MB, 1 GB, or 2 GB
Minimum memory	512 MB
Maximum memory	4 GB
Video
Type:
Integrated (on system	Intel G31
board)
Discrete (graphics card)	PCI Express x16 slot can support a PCI Express
	graphics card (25 W)
Audio
Type	optional chassis speaker; microphone and headphone
	connectors on front panel; line-in and line-out audio
	connectors on back panel to support microphone
Expansion Bus
Bus type	PCI 2.3
	PCI Express 1.0A
	SATA 1.0 and 2.0
	USB 2.0
Bus speed	133 MB/s (PCI)
	x1-slot bidirectional speed — 500 MB/s (PCI Express)
	x16-slot bidirectional speed — 8 GB/s (PCI Express)
	1.5 Gbps and 3.0 Gbps (SATA)
	480-Mbps high speed, 12-Mbps full speed, 1.5-Mbps
	low speed (USB)

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Specifications — Desktop Computer