Specification£ºBluetooth audio streaming with AAC and apt-X support and Electronic Bass Boost circuitry for added bass emphasisBuilt-in microphone for hands-free phone calling,40mm drivers for wide frequency response,Comfortable around-the-ear design with sophisticated swivel design for portability,Rechargeable battery for up to 20 hrs music and passive mode for normal, corded operation without battery

• Brand name:Sony
• Shipping Weight 1.6 pounds,Manufacturer:Sony

Brand name:SonySony