Rockville TRuRock True Wireless Bluetooth Earbuds offer an immersive audio experience with exceptional bass, mids, and highs. Engineered for a secure and comfortable fit, these earbuds stay in place even during intense activities. With Bluetooth 4.2 technology, you'll enjoy a stable connection and a range of up to 33 feet. Experience up to 2.5 hours of playtime on a single charge, and extend it up to 7.5 hours with the included 320mAh power bank. Sweat-resistant design makes them perfect for workouts, and the built-in microphone enables hands-free calls.