Lightness, comfort, and great sound: with the JBL Tune 670NC Adaptive Noise Cancelling wireless headphones, you've got all three. FEATURES: Adaptive Noise Cancelling with Smart Ambient, JBL Pure Bass Sound, Hands-Free calls with VoiceAware, Up to 70-hrs. of battery life with speed charge, Bluetooth 5.3 capable, JBL Headphone App. WHAT'S INCLUDED: Tune 670NC Headphones, USB-C Charging Cable, Detachable Audio Cable. DETAILS: 6.5"H x 6.5"W x 1.5"D, 0.384 lbs., Cord length: 50 in., Battery operated, Requires 1 lithium ion battery (included), Up to 70-hour rechargeable battery life, 2-hour charge time, Wireless range up to 240 feet, Bluetooth, Aux-In connections, 1.25" Dynamic Driver speakers, Max of 113 degrees Fahrenheit, Manufacturer's 1-year limited warranty, For warranty information please click here - https://cs.kohls.com/app/answers/detail/a_id/140, Model no. JBLT670NC,. WARNING: Cancer and Reproductive Harm. For more information go to www.P65Warnings.ca.gov - https://www.p65warnings.ca.gov. Size: One Size. Color: Black. Gender: unisex. Age Group: adult. Material: NONE.