USB 2.0 to Mic Speaker Audio 5.1-channel 3D Sound Card Adapter Mini New This could be a solution to no sound on your computer or Laptop Only 1 1/2 inch long x 1 inch wide x 1/2 inch thick Eliminate the need for a traditional sound card with this USB to Audio adapter. USB plug-in to upgrade any on-board soundcard to 5.1 Digital Surround Sound without any hardware installation. Connect a speaker or headphone directly to the adapter. Features: · 100% Brand New. · Plug and Play USB 2.0 · Self-defining balanced mode · 16 Kinds of rhythm preserve the mode · 23 Kinds of acoustic fields preserve the mode · Supports 3D sound (Ac-3) Stereo 5.1-channel sound track Virtual speaker shifter · Speaker/headphone jack Microphone jack · Work for Windows 2000 / XP / VISTA and Mac. Color May Vary Free Shipping in USA