the base product designed for ipod, iphone and ipad to we took it to a laptop and it is more than perfect the headband is padded ergonomic the headset is he mm design: the headphones are double diaphragm, a form of memory foam, the outer shell is made of metal the sound is extra, free from background noise there are 2 cables of different lengths and adapter jacks for another diameter it is sold in a nice cardboard box with handle and hard rivet and a hard shell with red velvet interior to protect it. It's really a luxury product !!! nothing to do with respect to a Philips headphones that I had ... Crossfade LP is the neck plus ultra
