Bluetooth Headphone (Black): Wireless Headset Foldable with Noise Cancellation Hands Free microphone function, compatible to ALL mobile phone, Smartphones and tablets with Bluetooth function. Wireless Bluetooth Foldable Adjustable headphone Stetchable and foldable headband with matt black finishing. Built in Microphone and Speakerphone, with Noise Cancellation feature. Compatible with ALL Smartphones, Mobilephones and Tablets with Bluetooth connection function.