JBL J88 Premium Over-Ear Headphones with JBL Drivers and Rotatable Ear-Cups - Black Premium 50 mm JBL drivers deliver a rich, full-range listening experience Exciting JBL design with premium finish Rotating, 180-degree DJ pivot mechanism so you can keep one ear on your audio and one ear on external sounds or conversations Closed-back design blocks ambient noise and minimizes sound leaking out Padded carry pouch protects the headphones when on the go Connectivity Technology: Wired