Analog / USB connection • All Plantronics computer headset now have the USB / Analog adapter (shown to the right), allowing for use both ways. • The analog to USB adapter is not sold separately, nor is it offered separately from Plantronics. However, this interface need not be brand specific, so Customers can probably get it from an electronics retailer (Radio Shack, etc.). Analog vs. USB • The USB connection is a universal interface (universal serial bus), that will provide the same sound quality on any computer. • The sound card connections (2 analog 3.5 connectors) will vary depending on the quality of the user’s sound card. • USB is usually recommended, since the level of sound quality is more predictably consistent. • The analog interface is not compatible with Macs. • Occasionally, the analog interface does not work with some PC sound cards. • All troubleshooting steps are the same for USB / Analog headsets. (See Featured Item 7.0 “Computer Headsets” for common troubleshoots). W…