Lenovo offers its Lenovo M0620 Multimedia USB 2.0 Stereo Speakers in Black, model no. 0B45914, for $29.99. Coupon code "USP1A45914" drops them to $14.99. With free shipping, that's $2 under last week's mention and the lowest total price we've seen for these speakers. Sales tax is added where applicable. These USB-powered speakers feature an auxiliary 3.5mm audio jack and more. Deal ends April 23.