Block out all the distractions and listen to your favorite music or podcasts via Bluetooth with superior sound and maximum comfort. Enjoy moments of relaxation, quiet the background noise and drift away into musical bliss. When you want to be connected to the ones around you, turn off the active noise cancellation and stay engaged.  Number of Speakers: 2 Included: 1 Usb Cable(s) Features: Rechargeable, Bluetooth Compatible, Built-In Microphone Battery Type: Lithium Ion Impedance: 32 Ohms Inputs/Outputs: 1 Usb Port(s) Manufacturer Warranty: 90 Day Parts Limited Power Source: Battery (included) Measurements: 6.3 Length/Inches Minimum Frequency Response: 20 Hertz Maximum Frequency Response: 20 Kilohertz Weight (lb.): 1 Lb Country of Origin: Imported