Sports Music Headband, Breathing Sleep Helmet Version 5.2 for Workout

5.2 The Music Headband: Wired connection to mobile phone, you can listen to music on mobile phone.You can enjoy music while exercising. Suitable for most wired compatible devices EXCEPTIONAL AUTONOMY: 150 mAh rechargeable lithium battery delivers up to 8 hours of listening time on just 2 hours of charging Easy to use: the control panel makes it easy to answer calls, built-in microphone so you won't miss any calls.Equipped with a volume manager, it's easy to adjust the volume and listen to music, more convenient to use DESIGN 2-IN-1: Dual function of sports headband and sleep helmet, ideal for sports, meditation and rest Clean and washable: The nylon headband has the functions of sweat absorption, non-slip, soft to the skin and breathable, and elastic. Easy daily cleaning