Home Dealnews Refurb Harmon Kardon Onyx Studio 3 BT Speaker for $91 + free... Dealnews Refurb Harmon Kardon Onyx Studio 3 BT Speaker for $91 + free shipping By ARCOM - 10 November 2017 237 0 SHARE Facebook Twitter Go to the deal page: Refurb Harmon Kardon Onyx Studio 3 BT Speaker for $91 + free shipping