- Advanced Noise Blocking: Z2 Bluetooth over-ear headphones effectively reduce distracting noise at the gym, helping you stay focused on your workout and favorite tracks. - Wireless Convenience: Z2 wireless running headphones deliver clear audio with Bluetooth 5.0 and aptX codec; IPX4 water resistance and sweatproof design ensure durability during intense workouts. - Extended Playtime & Quick Charge: Enjoy up to 35 hours of playtime with Z2 wireless gym headphones; A 3-hour quick charge provides enough power for all-day use. - Comfortable Design: Z2 over-ear Bluetooth headphones are crafted from supreme, extra-soft materials; Skin-friendly texture and swivel ear-cups provide a pressure-free fit and keep your ears cool. - Clear Calls & Voice Assistance: Z2 wireless sports headphones include a built-in mic with cVc 6.0 technology for clear calls; Compatible with voice assistants like Siri, Google Assistant, and Alexa.