• USB 2.0 AUDIO ADAPTER FOR HEADPHONES & MICROPHONE.
• Features: Compliant with USB 2.0 full speed operation
• Compliant with USB Audio Device Class Specification v1.0
• Real USB plug & play Drive.
• 2CH speakers directly Support 3D positional sound and virtual 5.1CH sound track Supports Volume Up, Volume Down, and Speaker Mute, LED indicator work status.
• Use USB port power directly, external power adapter no need.
• 10-Bit Audio DAC with Earphone Phone Amplifier
• 10-Bit ADC Input with Microphone Boost
• Compatible with Win ME / Win 2000 / Win XP / Vista and Mac OS9 / OS X without additional driver.