JBL Over Ear headphones provide a superb fit and utmost comfort. These JBL earphones are lightweight and come in a black color. The JBL T450BT Bluetooth Headphones will not let anything come between you and your music. They are flat folding and compact that makes it easy to store. The JBL headphones have 32mm drivers that give you precise frequency response of 20Hz to 20kHz. This further combines with Pure Bass sound that results in a pure, deep, disturbance free music. The Bluetooth technology of these over the ear headphones allows you to make calls and stream music wirelessly. These JBL Bluetooth headphones have a built in battery that can play for as long as 11 hours.