Description/Features: 1. Bluetooth 5.0 high-speed and stable connection, built-in Bluetooth chip, strong compatibility, effectively reduce playback lag, and achieve stable transmission of high-quality music. 2. It is more convenient for groups to travel. It supports multi-party intercom and the intercom distance is up to 600 meters. You can chat with motorcycle friends while riding without the need for K line and intercom. 3. Intelligent noise reduction makes calls clearer. It adopts intelligent noise reduction technology to generate reverse offset sound waves for high and low frequency noise of environmental sounds to achieve the noise reduction effect. The intelligent voice humanized design realizes power on and off, power, calls, device connections, etc. Voice prompts for operating functions. 4. HIFI sound quality, lossless music, surging bass, rich layers, making the sound quality more pure and outstanding, enjoy the auditory feast, a real shocking experience, dustproof and waterproof, solid IP56 waterproof technology, not afraid of sun and rain, durable, buckle Locking, easy to remove and install, strong and reliable. 5. Fast charging, long-lasting battery life, intelligent voice charging prompts, equipped with Type-c fast charging, it only takes 1.5 hours to fully charge, and you will be happy all day long. Specifications: Bluetooth version: 5.0 FM radio: 76-108MHz Battery capacity: 750mAh Charging time: 1.5 hours Talk time: Greater than30 hours Fast charging: supported Noise reduction function: ANC advanced noise reduction technology Upgrading firmware: supported Low voltage alarm: 3.4V size: 9.6 x 2.6 x 5.1cm Material: Plastic colour: A-Carbon Fiber Package Contents: 1 x earphone 1 x Microphone 1 x clamp seat 1 x back clip 1 x back clip double sided tape 1 x Clamp seat silicone pad 1 x Type-c cable 1 x Chinese and English instructions 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.