Home Dealnews Refurb Harman Kardon Onyx Studio 4 Bluetooth Speaker for $80 + free... Dealnews Refurb Harman Kardon Onyx Studio 4 Bluetooth Speaker for $80 + free shipping By ARCOM - 13 March 2023 48 0 SHARE Facebook Twitter Go to the deal page: Refurb Harman Kardon Onyx Studio 4 Bluetooth Speaker for $80 + free shipping