Lenovo offers the JBL Lenovo M1730 2.1-Channel Speaker System, model no. 0B99246, for $79.99. Coupon code USP1SP449246 cuts it to $19.99. With free shipping, that's tied with our mention from two weeks ago as the lowest total price we've seen. (It's also a current low by $19.) This JBL co-branded 2.1 speaker system features an SD card reader and 12-watt power rating. Deal ends September 24.

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