Second is the flaw, IMO, is that the cloth covering slides around a lot and isnt fully attached to the padding more completely. I appreciate the cord attaching them because knowing me, I?d lose one if it didn?t. 00) high-end headphones made. The sound is very low on apple devices, and I mean low. It makes you setup this music app on your phone/tablet and go through the set up process through the app (music, remote, Alexa, calibrating etc. When I took them out, I read the instructions while they charged through the USB-C port. Highly recommend if you are standing in hard floors all day. I fill out the Credit Cart authorization form and mail it back. Battery lasts a long time, and charges via any Bluetooth power source. I drive for a living and have trouble finding a good bluetooth.