• Deep, immersive sound, improved EQ best in class performance for wireless headphones.
• Latest Bluetooth technology for easy connectivity and seamless audio or video syncs.
• Advanced microphone system, HD voice for clear calls in windy or noisy environments.
• Up to 15 hours play time with rechargeable lithium ion battery,Ear cushion:9.6 cm H x 7.4 cm W.
• Switch between two Bluetooth devices so you can watch a video while staying connected to your .Wireless range up to 30 ft (9 meter).
• Charging time: 3 hours full charge = 15 hours play time (15 minute quick charge = 2 hours play time).

Enjoy a better wireless experience with Bose SoundLink around-ear wireless headphones II. Exclusive technology delivers deep, immersive sound at any volume, making them the best-sounding wireless headphones available. A dual microphone wind so you'll be heard loud and clear. And enhanced side tone makes your voice sound more natural. SoundLink wireless headphones use the latest Bluetooth technology so you can easily connect to your mobile devices with seamless audio/video sync and switch between two devices. For NFC-enabled devices, you can simply tap the right ear cup for quick pairing. A rechargeable lithium-ion battery lets you listen for up to 15 hours and gives you up to 2 hours of play time with a 15-minute charge. Effortless touch controls allow for simple command of your music and calls. And voice prompts give you information about battery life, device connection and caller ID. SoundLink wireless headphones are lighter and more comfortable than other comparable wireless headphones so you can enjoy them all day long. Wear them almost anywhere, and experience uncompromised wireless performance. Included: SoundLink around-ear headphones; detachable audio cable; carrying case.For NFC-enabled phones, simply turn on the headphones by sliding the three-position power switch to the middle position. Then tap the back side of your phone on the front of the right earcup where you see the embossed NFC logo, and follow the prompt to accept a connection. If you don't have an NFC-enabled phone, first, make sure that the headphones are turned on by sliding the power switch to the middle position. Next, press the power switch to the Bluetooth icon until the Bluetooth LED flashes blue or the voice-enhanced user interface gives you additional directions. Now, follow the directions within the s Bluetooth menu to connect the headphones. The NFC function in iPhone 6/6 Plus or 7/7 Plus only enables Apple pay functionality. It doesn't facilitate pairing. Please use pairing instructions for phones that are not NFC enabled. Not compatible with TV. Many TVs do not have wireless Bluetooth functionality. Although a transmitter will technically work, the experience does not meet Bose expectations. There will be a distracting delay between the audio and video that detracts from the experience.