Patented oval ear tips Klipsch in-ear monitors utilize patented contour ear tips that are designed to accurately sit inside the ear canal. These soft oval silicon tips reduce ear fatigue, provide the ultimate comfort and an excellent seal for noise isolation and superior bass. They fit better, they feel better, and only Klipsch has them. Full bass, dynamic driver Engineered from the ground up to deliver powerful performances from the smallest package, the T5 True Wireless dynamic driver combines high output and full bass extension. Ensuring deeper fit and better hold, the smaller acoustic modules are designed to stay in your ears securely and comfortably. Battery life + charging case T5 True Wireless provides 8 hours of battery life on a single charge and up to 24 additional hours with the charging case, giving you the freedom to take calls and listen all day long. The metal battery case not only charges your earphones but protects them when not in use. Clear voice chat microphones The four microphones integrated with cVc automatically enhances voice clarity and actively reduces environmental noise to ensure your calls are loud and clear. Digital assistant ready Instantly connect to the digital assistant of your choice with one press. Bluetooth 5 With aptX and AAC high-quality codecs, the signal is as good as wired with no delay during video playback. Sweat/water resistant IPX4 rated meaning these earbuds will withstand the elements.