Harman Audio offers the refurbished JBL OnBeat Rumble Bluetooth Speaker Dock
in Orange/Black for $279.99. Coupon code "99RUMBLEZ" cuts it to $99.99
. With free shipping
, that's $15 below our mention of a new unit from two days ago (since expired) and the lowest total price we've seen. (It's also $41 under the best deal we could find for a new unit today, although some retailers charge $400.) It works with the free JBL MusicFlow app and features a 50Hz to 18kHz frequency response, Lightning connector, and Bluetooth. A 1-year Harman warranty applies. Deal ends May 28.