TURN RAISE Professional Over-the-Head Bluetooth Wireless Headset for Drivers, Noise Canceling & Hands Free w/ Microphone for Trucker Receptionist Clerk Compatible with ISO Android Smartphone Superior Noise Cancellation technology (crystal clear conversation) Voice Activated Dialing; Call waiting With one touch call answer/end; Over-the-head design with booming MIC Work with most of Bluetooth enabled phones; Touch button of volume control (volume+/-) Access code correlation; Audio transcoding