Introducing the WH-XB910N Bluetooth noise cancelling headphones, featuring Sony’s EXTRA BASS sound and active noise cancelling with Dual Noise Sensor technology, so you can truly shut out the world. With up to 30 hours of battery life, these headphones are the ideal travel companion, even a quick 10-minute charge will deliver up to 4.5 hours of playback with the optional AC charger. Multipoint connection lets you connect two Bluetooth devices at the same time and the foldable design (plus carry case) makes travel and storage a breeze. EXTRA BASS for impressively deep, punchy sound. The WH-XB910N wireless headphones with Bluetooth enhance all your low-end frequencies for exceptional bass. A dedicated bass duct on the headphone housing and increased air tightness between the driver units and eardrums help to create precise, punchy rhythms that lift every track. Active noise cancelling headphones for musical bliss. With Dual Noise Sensor technology, these over ear headphones take digital noise cancelling to the next level. Now you can truly shut out the world around you and enjoy your own party for one with just your music for company. Listen all day, charge in minutes. With up to 30 hours of battery life, you’ll have enough power for multi-day road trips and long festival weekends. And if you need to top up your Sony wireless headphones in a hurry, the 10-minute quick charging feature gives you up to 4.5 hours of extra play time. Headphone Features1.2m cord length. Single-sided (detachable) cord. Detachable cable. Connection: wireless. Bluetooth enabled for a wireless connection to your devices . Connects to devices via Bluetooth. With a 3.5mm jack connection. 3.5mm jack . 40mm driver. Touch controls on side controls. Adjustable headband. Foldable. Active noise cancellation. 10m range. Carry case. Compatible with universal smartphones. Batteries required 1 x Li-Ion battery (included) . Rechargeable battery. 30 hour battery life. 210 minute charging time. Fast charge to boost battery life. Charging case not included. In the box: Carring Case, Connection Cable, USB Cable, Warranty Card, Operating Instructions, Reference Guide. General InformationModel number: WHXB910NB. CE7. Manufacturer’s 1 year guarantee. EAN: 4548736131088. Warning - Not suitable for children under the age of 3 years due to small parts and entanglement hazard.