Amazon.com: Manhattan Bluetooth USB Powered 2.1 Stereo Speaker System - with Subwoofer and 2 Small Satellite Speakers, 3 Audio Connection Modes - for Computer, PC, Laptop, Desktop - 3 Yr Mfg Warranty - 167345 : Electronics
Logitech LS-21 2.1 Stereo Speaker System with 2 satellite speakers &1 subwoffer 97855052476 | eBay
GGSVLBR100GYEW GOgroove SonaVERSE LBr 2.1 Computer Speakers with Subwoofer - USB Powered PC Speaker System with 3.5mm AUX Audio Input, Bass/Vol
ENHANCE 2.1 Computer Speaker System with Powered Subwoofer - 80W Peak, LED Satellite Speakers, AC Wired Connection, Volume and Bass Control - Compatible with Gaming PC, Desktop, Laptop - Newegg.com