Qualcomm Apt-X & CVC 8.0 True Sound Music and Call: MoveBuds H1 apply Qualcomm Apt-X decoding to unleash true sound music and CVC 8.0 canceling 90% of your background noises for call. New Experience in the Tribit App: Download the Tribit app and upgrade the earphones firmware to the latest version to choose 24 different eq styles(jazz, bass, ACG, etc.), adjust the intensity of the transparency mode, customized control gestures..2 earbuds can guarantee fluent use when Riding or Running on roads, remember to turn on transparency mode to hear ambient sounds to get rid of potential dangers. Transparency Mode & Bluetooth 5.2: Stronger connection by Bluetooth 5.2 earbuds can guarantee fluent use when Riding or Running on roads, remember to turn on transparency mode to hear ambient sounds to get rid of potential dangers. 65H Long Playtime: These wireless sport earbuds offer Up to 15 hours of continuous listening time (up to 65 hours with quick charging case) for long-time Workouts. The earbuds can be turned on and off separately. IPX8 Waterproof by SGS: One of minority IPX8 Bluetooth earbuds certified by SGS with so-far the highest level of waterproof in rains. Born for Comprehensive Uses in Intense Sports - MoveBuds H1. CNET awards Tribit Movebuds H1 as "Best durable earbuds with hooks ".