Boston Acoustics BA7800 4.1 Surround Sound system.  These speakers sound great and have tons of bass and great sound all around. Mainly used for Computer audio systems.  Can also use with iPod, TV surround, or anything with an audio output.  Comes with all necessary wires and cords needed to function.  Master Volume, Surround Volume, and Subwoofer controlled from 1 front speaker. Surround speakers can stretch 20 feet, while the front speakers can stretch only 8 feet.

Product Identifiers:
Brand Boston Acoustics
MPN BA7800
Model Gateway BA7800

Key Features:
Number Of Speakers: 4 (2 front + 2 surround) + Subwoofer
Connection Type: Wired
Subwoofer: With Subwoofer

Speaker Output Power: 16 Watts.
Subwoofer Output Power: 150 Watts.

Technical Features:
Speaker Frequency Response: 38 - 20000 Hz