The eyebrow piece is a little hard to work with but Im learning. I made sure the indicator light on the earbuds themselves came on to show that they were charging, I?d let them charge until the charging light went off and then try unplugging them and plugging them back in again to make sure they received full charging power, I wiggled the cord as they were plugged in, I left them plugged in for a few days to see if THAT would do it. If you arent a nitpicky person, they will sound amazing. For example, I wear a mens size 10. Sony builds solid earphones that last for a long time. Good rubber sole. Additionally, it comes with all new hardware in case your putting it in a new home. I shower daily and my shoes and socks are always clean (on the inside). gran zapato pantufla para estar en casa, para estar cómodo a la hora de trabajar o andar para la casa, la plantilla es muy confortable y hace sentir descanso en cuanto te pones el zapato. With regard to pricier wired sets, I cannot attest.