PCI Express form factor
From SOUND4wiki
The SOUND4 PCI Express card is PCI Express Rev. 1.1 compliant and use 1 lane (x1).
You can however plug the card in a slot with more lanes, thanks to PCIe auto-negotiation.
This is a Full-Height card (98.4 mm), with a length of 185 mm.
Stream x2/x4/x8 and Voice-L versions
This version has only 1 Ethernet connector.
FM and IP versions
This version has 1 Ethernet connector and 1 I/O connector.
On the inside side, there is a power socket (HDD kind) that must be connected to use analog I/O.
Dimensions
This is a Full-Height card (98.4 mm), with a length of 185 mm.