BT 4.0: Supports BT 4.0, the transmission speed is faster and more stable, can effectively reduce the sound quality damage.
Hands-Free: Equipped with a microphone for hands-free calls, you can answer or end the phone by pressing the button on the phone or on your hat.
Detachable: Beanie comes with PU patch, with detachable cord, the headphones are removable, convenient for beaniewashing.
Warm: This Hi-Tech cap allows you enjoying music while protecting from cold. Comfortable, warm and environmental protection.
Durable: Built in rechargeable battery, the longest standby time can be up to 350hours and the time of music can be up to 5hours.