JBL model Tune 230NC TWS true wireless headphones Has a noise canceling function Waterproof and dustproof IPX4

J_BL pure bass sound: 10mm driver Intelligently designed, enhanced with dot-form factor to provide the pure bass sound of BL j_to give you a sense of every provocative rhythm.	Active Noise Cancellation in intelligent environment: listen to what you want more and reduce what you don't want to hear active noise cancellation technology with 2 microphones, allowing you to reduce the noise noise by ambient aware. Listen to your environment and feel more secure when you're traveling while talkthru allows you to stop chat quickly without having to remove the headphones.	6 mic for perfect voice call: enjoy worry-free hands-free stereo call tune 230nc TWS comes with 4 microphones, so your sound is always clear. Feel free to answer or make calls again.	Battery life up to 40 hours: battery life 40 (10 plus 30) 8 hours battery life, plus 24 hours battery life, do not miss every stroke when activated noise cancellation, need a quick charge boost for only 10 minutes for 2 hours.	Waterproof and sweat: Do not be afraid of bad weather, with water resistance and sweat, IPX4 gives tune 230nc TWS no physical or heavy rain ability.