100% brand new and high quality.
Plug and play.
Embedded A / D convert with audio signal boost.
High quality professional shielded cable and 1/4'' 6.3mm jack.
Simple USB plug and play connection without additional driver.
Red indicator light flash when signal is being transmitted.
Support system: Windows 98 / 2000 / XP / VISTA / Win7 / Mac OS X.
Compatible with USB2.0 full speed operation.