Bluetooth 5.1 Motorcycle Helmet Headset Headphone Speaker Motorbike Intercom Mic Overview: The Helmet BT headset is specially designed for motorcycle helmets. It allows you to listen to stereo music by BT wireless connection and to answer the phone calls with Microphone. It is really a perfect companion for motorcycle riders and ensures riding safety. Features: Wireless listen to stereo music with integrated BT 5.1 technology. Comes with Microphone and buttons, truly setting your hands free. Automatically answer the phone after reporting the phone number. 200mAh rechargeable battery provides about 8 hours of working time. DIY design, stick to the helmet easily, detachable and convenient to use. Supports multi-point connection. Connects two BT-enabled devices at the same time. Specifications: BT Version: 5.1 Frequency Range: 2.402-2.480GHz MIC Range: ≤1m Battery Capacity: 3.7V 200mAh Playback Time: up to 8 hours (depends on volume level) Charging Voltage: 5V Charging Time: about 2 hours Color: Black Package List: 1 * Helmet Headset 1 * USB Charging Cable 1 * User Manual (English)