Business Backpack Casual Waterproof Computer Up to 17″ Backpack Student Bag Large Capacity Travel Bag – Black

Bluetooth 4.2 connection, wide compatibility and more stable signalHD stereo sound offers you incredible sound experience with deep bass and crystal clear trebleBuilt-in microphone for hands-free phone callingSupport one-drag-twoRemaining battery display on iOS phoneSoft and ergonomic silicone earbud, comfortable to wearSuitable for running, jogging and other outdoor activities

Works with Bluetooth 5.0 chips to ensure stable and fast connection. Ergonomically designed earbuds for extended comfort. This Lenovo brand wireless headphone is designed for long lasting and high quality gaming. Awesome stereo headphones not only equipped with the fastest and stable BT 5.0 chip, but also built-in premium CVC noise canceling microphones that allow you the ultimate music enjoyment. the headphones come with a large capacity of battery saving 8 hours push time, absolutely the best choice for gym sports, running, jogging etc.