Bluedio Hurricane H(Shooting Brake) Bluetooth 4.1 Headphone for Mobile Phones - Tablets IOS & Android Color: BlackProduct Packaging: Standard Packaging Iconic powerful bass resonance of Bluedio: 57mm ultra-large dynamic drivers, let you feel the bass resonate deep in the chest, enjoying the best sound quality. Ultra-long operation and carefree calling from Bluetooth 4.1: With robust high speed CPU of Bluetooth 4.1 operating system, decrease up to 40% power consumption compare to Bluetooth 4.0.Customized function: Audio Sharing allows you to connect to another H (Shooting Brake) headphone via audio cable, share music feast with your friends instantly. Comfortable wearing: Custom fit supra-aural soft earmuffs, artificial protein leather of earmuffs simulated to human skin texture, ensure long lasting comfort in various rugged circumstances. Convenience: Just a plug with audio cable, then listen to your favorite tracks without using any battery, no matter how long is your playlist. Also prompt (Chinese, English, French, Spanish). NEW OPENED TO CHECK ONLY 45 HOURS PLAYBACK TIME !!!!!!