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