Immersive Sound with Deep Bass The TREBLAB U5 over ear headphones for gym feature custom 40mm drivers, delivering powerful bass and crisp highs. Ideal for music, podcasts, and calls with superior audio clarity. Hybrid Active Noise Cancelling Reduce up to 30dB of background noise with advanced ANC. These noise cancelling headphones with microphone let you focus in busy environments, whether at work, the gym, or while traveling. 55-Hour Playtime & Fast Charging Enjoy up to 55 hours of battery life on a single charge. Need power fast? USB-C quick charging provides hours of playback in minutes, keeping your cordless headphones Bluetooth ready to go. Sweat Resistant & Secure Fit Designed for movement, these sweat resistant headphones have an IPX4 rating to withstand sweat and moisture. The cushioned ear cups offer a snug, comfortable fit, making them the perfect gym headphones for women and men.