Instruct: Classify a given review as either positive or negative.
Query: Fits nice, sounds lousy (to others)

PROS:Fits wonderfully. You can wear it for hours comfortably, and it won't fall off.Plenty loud enough, with easily controlled volumeSound quality is excellent for you, but....CONS:Everyone I called said they had trouble understanding me.Battery life seemed low. Lasted only about a day on standby.Hard to turn on/off.As a result of the cons, I've returned this item.