Lenovo offers the Lenovo 500 Bluetooth 4.1 Speaker, model no. GXD0J35510, for $59.99. Coupon code "OCTACCY04" drops it to $39.99. With free shipping, that's $40 off list and the lowest total price we could find. It features an echo-canceling microphone, all-in-one control panel, and 270° speaker panel. Deal ends October 21.