DescriptionMade of ABS material, the handset is of simplebut fashionable. It is compatible for cell phones and computers with 3.5MM interface. With built-in up and volume keys, easy to use. Give you excellent audio quality. It will be a good choice for you.Features- Brand:UKCOCO. - Color: Pink. - Material: ABS. - Size: About22.00X6.50X6.00cm/8.65X2.55X2.36inch. - Interface: 3.5MM. - Frequency: 20-2000Hz. - Sensitivity: 111dB3%. - Impedance: 150 ohm. - Speaker diameter: 38mm. - Line length: about 1 meter. - Excellent audio quality, noise reduction system, improve comfort during the call. - Built-in up and volume key. Easy to adjust. - Vibrant color, easy to be favored by all ages. - Reduces radiation at your head. Suitable for 3.5MM interface (like phones and computer). - Light and luxurious rubberized soft-touch design.