Type:Closed Drive:40mm Sensitivity:99dB Frequency Response:500-20000HZ Power Handing Capacity:0.2W Length of the cord:50cm Length of the extension cord:150cm Main Color: black, white, pink, green, blue Package included: 1 x Headphone Plastic ear hook provides a non-slip grip, and is adjustable and comfortable to wear. The earphone pad of this Computer Earphone is soft and pleasing when wearing, removable and replaceable. Light green color, big stars and good coating for comfortable to touch make the 3.5mm PC Earphone not only dynamic, but also charming. The 3.5mm Computer Headphone is suitable for MP3, MP4, PC, MD, CD or any other player which has a 3.5mm jack. The Adjustable Headphone with good technology reduces noise and offer your perfect sound. Easy to use, just plug it in the 3.5mm jack of your equipments and it'll work. Really a good gift for yourself and your friends, in retail packaging Ear pad diameter: 85mm approx The cable length: 1160mm approx NET Weight: 253g