1. new and high quality 2. Compatible with most smartphones and bluetooth headset on the market. 3. Bluetooth 5.0 version,backward compatible with Bluetooth versions 4. Magic strap design, can be fixed in the bicycle, motorcycle, motorcycle grip 5. IP67 Waterproof, High quality material, can do a good job of dustproof and rainproof Bluetooth handsfree function can help rider to control the phone calls. Support voice assistant,to wake up the /Android/ voice assistant on mobile phone For IOS device ssupporting Bluetooth3.0 and later; For Android devices supportos 4.0 or later. These Occasion You May Need It: 1. Car/Home/ Office 2. Ourdoor Sports (Skiing/Ride a bike or motorcycle/climb) 3. Fitness Exercise (Dance/Yoga/Gym) Specifications: Bluetooth Version:V5.0 Working Time:10 days Charging Time:Less than 2 Hours Operating distance:10M Lithium Battery Capacity:450 mAH Working Temperature:-10-55 Dimensions:10.7x3.9x1.3cm Colour:As Shown Material:Plastic Package Contents: 1 x The remote controller 1 x Bandage 1 x Charging cable Only the above package content, other products are not included. Note: Light reflection 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.