The SOtM tX-USB is an audiophile PCI to USB audio card like no other. This audio card has a unique design incorporating a power line noise filter. It then has individual ultra low noise regulators to power the usb devices attached, the on board ultra low jitter clock and the on broad PCI host controller. You can also use the audio card's power connector (4 pin Molex) to supply it with your own linear or battery power supply for an additional boot in performance. The audio card also has a convenient switch to turn off the power on the USB cable all together. It simply does not get any better than this!
tX-USB FEATURES:
PCI USB interface chip set
Compliant with USB 2.0
All ports can handle high-speed (480 Mbps), full-speed (12 Mbps), and low-speed (1.5 Mbps)
32-bit 33 MHz host interface compliant with PCI specification revision 2.2
Supports 3.3 V PCI

Power input
Input voltage: +12.0 V (+0.5 V,-0.5V)
Input current: 2A max on / off
4pin IDE power connector

USB port power
Output voltage: +5.0 V (+0.5 V,-0.25V)
Output Current: 0.5A max
Over current protection: 1.0A at 20 ° C

Operating environment
Operating temperature: 0 ° C ~ 40 ° C
Storage temperature: -10 ° C ~ 50 ° C
Operating & storage humidity: 10% ~ 90%

OS support
Linux (kernel with high speed USB 2.0 support)
Windows 2000 SP4
Windows XP SP2
Windows Vista
Windows 7
OS-X v10.x

Includes
Standard pci trim plate