Include Professional and easy to learn & used audio software Popular USB 2.0 interface and not need other Capture Audio though USB 2.0 interface The dimension suitable is easy to carry High plug & play Specifications: Complies With Universal Serial Bus Specification . 2.0 Audio input : Stereo audio (RCA) or 3.5mm audio connector USB bus System Requirements: P4 1.7GHz CPU or above 256MB RAM VGA card with 32MB memory One available USB 2.0 port /7/8 color:Black Material:ABS Package Contents: 1 x USB Audio Capture 1 x 3.5mm audio connector 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.