TWS1 Pro 2 True Wireless Noise Cancellation In-Ear Headphones LONG BATTERY LIFE Around 4 hours music playtime with ANC ON with 12 hours charging case. A total 16 hours playtime. ACTIVE NOISE CANCELLATION WITH MULTIPLE ANC MODES Active noise cancellation with 2 levels of ANC selection and multiple ANC modes is designed to reduce unwanted background noise in various environments. CLEAR CALL QUALITY Build-in microphone to ensure high quality calls WEAR DETECTION Music will pause automatically when taken out of your ear and will start playing once you place them back in. GAME MODE WITH ULTRA LOW LATENCY Low latency connection with seamless experience on gaming activities EDIFIER CONNECT APP Unlock all the features through APP: customize control setting and EQ selection(Classic/POP/Classical/Rock) DUST PROOF & SPLASHPROOF FOR ACTIVE USE IP54 certified