Harman Kardon Onyx Studio Premium Wireless Bluetooth Speaker Deep Bass Audio Receiver for iPhone iPad Android Samsung HTC HUAWEI etc. - Black. The Harman Kardon Onyx Studio Wireless Bluetooth Speaker is a new high end speaker made by Harman Kardon and utilizes wireless Bluetooth technology in order to play music easily. The speaker system is built like an unassuming black circle that is propped up by a stand. Features advanced Bluetooth V3.0 technology, it provides the ultimate sound companion to all your smart Bluetooth devices, furnishing you with room-filling sound through its 4 powered speakers and dual passive radiators. Additionally, 2600mAh rechargeable lithium battery lasts to 5 hours playing time on a single charge which you can enjoy wonderful music with your lovers anytime anywhere! Buy this Speaker and Save 62% OFF For Harman Onyx Studio Bluetooth Speaker Deep Bass Audio Receiver. Plus Get Free Shipping.