Home Dealnews Refurb Harmon Kardon Onyx Studio 3 BT Speaker for $77 + free... Dealnews Refurb Harmon Kardon Onyx Studio 3 BT Speaker for $77 + free shipping By ARCOM - 21 December 2017 243 0 SHARE Facebook Twitter Go to the deal page: Refurb Harmon Kardon Onyx Studio 3 BT Speaker for $77 + free shipping