... driver unit,which compared to aluminum,cobalt or ceramic magnet of the driver unit, it has better quality playback of effects3. ... MP3,MP4,iPod nano,iPod classic,iPod touch,iphone, computer,laptop ,CD,and radio etc.6.Logo printing/OEM ... : 3.5mm Stereo pinCable: high elastic TPE cordLogo: availableWeight: Apprx. 12gColor:optionalPacking: as per customer'reuest High Quality Metallic Earphone(AS-626)