Rechargeable Motorcycle Helmet Headset Speaker Mic Bluetooth 5.0 Handsfree Music Helmet Bluetooth Headset Headphones Features: - With latest 5.0+EDR Bluetooth technology, this Headset Speaker achieves superior signal transmission and low power consumption. - Support: Helmet Bluetooth Headset Headphones Support all Bluetooth devices, support automatic answering function, no need to answer the phone manually when calling, safe driving. - Anti-interference: Helmet Bluetooth Headset Headphones Built-in anti-interference microphone and external windproof sponge achieves hands-free answering, hanging up the phone, and high sound fidelity functions. - How to Operate: Helmet Bluetooth Headset Headphones Easy to use, support up and down music, volume sound addition and subtraction, playback pause, automatic callback. - Great Sound: This Helmet Bluetooth Headset Headphones can provide you with strong bass, clear mid-range, high-pitched sound. - Charge: Helmet Bluetooth Headset Headphones Built-in mini USB charging interface is convenient and easy to make quick charge, built-in large capacity lithium battery also offers multi circuit protection, long working time. - Sound Reminder: You can set the device according to sound reminder easily, the compact design enables you to carry it easily. - Button Design: Large button design, Helmet Bluetooth Headset Headphones great for male riders. - Application: Helmet Bluetooth Headset Headphones For Full-face helmetHalf-face helmet,off road helmet,flip up helmet,half face helmet, etc. Helmet Bluetooth Headset Headphones Specification: Type : Helmet Bluetooth Headset Headphones Helmet Bluetooth Headset Headphones Bluetooth version: 5.0+EDR Helmet Bluetooth Headset Headphones Frequency: 2.402GHz-2.480GHz Range: 20~30 m Microphone transmission distance: 1 meter Lithium-ion battery: 3.7V180mA Play time: 8 hours Charging voltage: 5V Charging time: 1.5 hours Standby time: 160 hours Helmet Bluetooth Headset Headphones Bluetooth pairing name: MH04 Package Includes: 1 x Helmet Bluetooth Headset Headphones 1 x USB Charger 1 x User Manual