Bose QuietComfort 20 Acoustic Noise Cancelling headphones Apple Bose QuietComfort 20 Acoustic Noise Cancelling Headphones, Compatible with Apple Devices, Black (Renewed) Bose QuietComfort Bluetooth Headphones, Wireless Headphones, Over Ear PayPayBose QuietComfort 20 Acoustic Noise Cancelling headphones. Ideal for iPod, iPhone and iPad. Connectivity Technology: Wired Noise cancelling reduces surrounding distractions, letting music stand out. Stay Hear+ tips provide long lasting comfort plus stability Aware mode lets you hear what's around you when you need to, at the touch of a button; Charging time: 2 hours Exclusive TriPort technology and Active EQ help deliver lifelike, digital quality audio. Control module(inches): 3. 5 H x 1. 25 W x 0. 37 D QC20 headphones are specifically designed to work with selected Apple or selected Samsung and Android devices. An inline microphone and one touch answer end button allow for seamless switching between your calls and music. Some phones may require you to hold the answer end button for a few seconds to perform these functions Assembled Product Weight: 1 Pounds