The Bluetooth V4.2 Stereo Headphones 896 allows you to enjoy digital-quality music wirelessly and convert between music and phone calling mode freely and by the click of a button. Features: - Rubberized finish, resists moisture. - Bluetooth stereo headset with mic. - Noise Reduction. - 3D Stereo sound. - Adjustable headset with soft padded earcups. - Travel Friendly Folding design. - Rechargeable battery via included USB. - Supports bluetooth stereo devices to receive music from laptop, P.C.,tablets, iphone, blackberry, Android and or any device that supports bluetooth stereo audio. Specifications: - Type: Bluetooth V4.2 - Frequency Response: 20Hz - 20kHz - Driver Unit: 40mm - Operating distance: Up to 10m (free space) - Ear Pad Diameter: +/- 55mm