Superior sound powered by the TrueResponse transducer and aptX Adaptive for the highest resolution audio Customized audio experience via built-in equalizer and pre-sets, including Bass Boost, and Sound Personalization for bespoke audio Control the environment with Adaptive Noise Cancellation for immersive music without distractions and Transparency Mode stay in touch with the world around High quality voice pick-up from the three advanced noise-cancelling microphones on each earbud ensure clear speech, not surrounding noise IPX4 splash resistance for trouble-free use while travelling, commuting or exercising Compact, ergonomic design with ear adapters and fins in multiple sizes to ensure optimal comfort and a secure fit for anyone Up to 28 hours play time - the 7-hour battery life that can be extended on-the-go up to an additional 21 hours with the charging case. Convenient Qi wireless charging for the case Customizable Touch Controls for music and voice assistant to match individual preference for intuitive operation, along with independent earbud use Included components: wireless charging case Note- Wireless calling and streaming are only possible in the Bluetooth transmission range of your smartphone. The transmission range largely depends on environmental conditions such as wall thickness, wall composition etc. With a free line of sight, the transmission range of most smartphones and Bluetooth devices is up to 10 meters