1. Suppor handsfree function,When the phone is connected with Bluetooth helmet headphones and there is a call, the call will be connected automatically. Don't worry about missing important calls. Just click the multi-function button twice to wake up the voice assistant to call everyone you need 2. Hi-Fi Sound Quality and Adjustable Volume Helmet Wireless Headset adopted DSP noise reduction technology. According to different environments to adjust volume, Hi-Fi speakers make you enjoy crystal clear voice calls and music from your cell phone 3. Build-in FM function,you can learn the latest information anytime, anywhere 4. Support to display the battery level of the headset on IOS or Android Mobile Phone,Convenient for charging in time. Wirelessly listen to to music with integrated bluetooth technology Fashion design, let music surrounding your life any time Hands free function, truly free your hand Set-in rechargeable Li-ion battery, long stand-by and working time 5.0 EDR Bluetooth Version, Hi-Fi earphone Support power displaying on your Phone, easy to know when will to be charged DIY design, available to be detacheable when you want Sound reminderr function, easy to set the device according to sound remind Product parameters: BT version: 5.0+EDR Frequency: 2.402GHz-2.480GHz Lithium-ion battery: 3.7V/180mA Play Duration: ≤ 8 hours Charging voltage: 5V Charging time: ≤1.5 hours Standby time: ≤160 hours Thickness of earphone:14MM(0.55inch) Diameter of earphone:45MM(1.77inch) Material: ABS colour: black Package Contents: 1 x Helmet Bluetooth Headset 1 x Micro-USB to USB Charging Cable 1 x english Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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