PRODUCT FEATURES True Wireless Headphones JBL Pure Bass Sound Left/Right independence 21hrs of play time Hands free calls Works with voice assistants WHAT'S INCLUDED Headphones Charging case Charging cable PRODUCT DETAILS 1"H x 1"W x 1"D Weight: 2.58 -oz. Rechargeable lithium ion battery Battery life: 6 hrs (headphones), 15 hrs (case) Battery charge time: less than 2hrs Wireless: Bluetooth Wireless range: 30 ft. Manufacturer's 1-year limited warranty. Model no. JBLT115TWSBLKAM Headphones were only used a few times. Great condition!