Sony MDR-XB950BT/L Extra Bass Bluetooth Wireless Headphones w/Microphone
-Convenient One-touch listening technology, Sophisticated swivel design for portability, USB charging cable and detachable audio cable included
-Bluetooth audio streaming with AAC and apt-X support, Electronic Bass Boost circuitry for added bass emphasis, Passive mode for normal, corded operation without battery .A charge of around 4 hours will enable you to enjoy approximately 30 hours3 play time. So you can keep on listening, track after track, mix after mix.
-Comfortable around-the-ear design, 40mm drivers for wide frequency response (3 - 28 kHz, with cord), Built-in microphone for hands-free phone calling, Rechargeable battery for up to 20 hrs music