While you were shopping for a wireless headphone, you came across the following review, "The JBL Tour One M$2$ ha: an intuitive design with a comfortable fit and great battery life, making it an excellent choice when you want a convenient and long$-$lasting wireless listening experience." However, after you try the headphones and the sound quality of the headphones is downright unacceptable to you, this represents a problem with the product's

expected quality

guaranteed quality

conformance quality

performance quality

minimal quality