【Handsfree】 Motorcycle wireless headset is compatible with all cellphones with BT in playing music, handsfree phone call, FM radio during motorcycle riding. It can broadcast incoming phone number, voice dial any phone number (if your smart phone supports Siri), dial back last number by simple press. It makes your journey safer, simplier in contact with families and friends when riding | 【The latest design】Headphones with TYPE-C port, the sound transmission is more stable. And it supports the use of external handheld walkie-talkies, allowing your powerful walkie-talkies to be used in the helmet. With a cool appearance, this motorcycle helmet bluetooth headset uses a large built-in button to help you switch between call/music/FM radio easily and efficiently, even with gloves. | 【Excellent battery and waterproof 】450mAh polymer lithium battery can provide you with up to 10 hours of talk time, 7 hours of intercom time and 300 hours of standby time. A charge only takes 2 hours. Coupled with the waterproof function, it can be used without any problems even in rainy or snowy days. | 【Simple To Install】The helmet headset is just 0.39 inch in thickness, thinner and lighter than other over-ear headphones to fit into helmet and surrounds ears comfortably. With detachable hook & loop fasteners, you can fix and take down the earphones from inside the helmet easily. A simple screw and screwdriver are inbox to fasten and loosen the headset host on/off the helmet anytime you need. It’s very convenient for motorcycle driving, bicycle cycling, snowboarding, skiing | 【Attention Please】This product does not have the walkie-talkie function. Please use it after receiving the product and fully charge it. The product needs to be charged regularly if it is not used for a long time. The package comes with a special fixing clip. If you have any questions, please feel free to contact customer service, we will reply within 24 hours