Lenovo offers its Lenovo M0520 Multimedia Stereo USB 2.0 Speakers in Black, model no. 57Y6360, for $24.99. Coupon code "USPC11JN26360" drops them to $10.83. With free shipping, that's $1 under our mention from three weeks ago and the lowest total price we could find by $23. Sales tax is added where applicable. This USB-powered round speaker system features a 90Hz to 20kHz frequency response, 3.5mm audio jack, and more. Coupon expires June 13.