Product Description :
2-Port Dual USB 2.0 9Pin 3.5mm HD Audio Socket I/O Interface Motherboard Extension Cable Chassis Front Panel 

Port 1:   Mainboard 9Pin HD Female audio to 3.5mm audio Mic/Spk Output .
Port 2: Mainboard usb 2.0 9Pin Female to 2-Port USB 2.0 Type A Female .

Cable Length approx: 30cm

Panel Size approx : 74mm x 13mm  Center spacing between fixing screw holes :28mm

Please check the panel size required for your computer chassis before purchasing
Quantity : 1