Siig USB SoundWave 7.1 Pro 7.1channels USB

Virtual 7.1-channel surround sound USB audio adapter with Optical S/PDIF out - USB audio adapter – easily add sound to any notebook or desktop computer
- S/PDIF optical output provides true 7.1 channel sound*
- Includes S/PDIF Optical Adapter for true 7.1 channel sound*
- Virtual 7.1 channel surround sound provides home-theater quality surround sound via headphones or stereo speakers.
- Places speakers to preferred positions without moving actual speakers via Speaker Shifter
- Reduces unwanted static and noises from D/A processing
- Supports EAX 2.0, A3D 1.0, and Microsoft DirectSound 3D
- Easily control your multimedia output by using the integrated volume-up, volume-down, Speaker mute and Microphone mute button
- Requires DVD playback software, S/PDIF decoder, and 7.1-ch speakers
- Chipset: C-Media CM108
- Supports EAX 2.0, A3D 1.0, and Microsoft DirectSound 3D
- RoHS compliant
- Dimensions: 2.5" (L) x 1" (W) x 0.3125" (D).