Hi-Fi Stereo and Powerful Noise ReductionThe motorcycle helmet speaker is equipped with a 40mm graphene diaphragm, providing excellent sound quality in music and calls. The dual noise reduction and windproof sponge of the microphone make calls clearer.Auto Answer and Ultra-Thin SpeakerFeatures an intelligent voice assistant system. You can easily wake up your voice assistant or Siri to take action by simply pressing the voice control button on the helmet headset without taking your attention away from the road. The speaker is only 10mm thick and fits all helmets, providing you with a comfortable wearing experience. The back clip can be easily installed on the helmet without using bulky screws, making travel more convenient.Multifunctional Motorcycle Helmet SpeakerThe motorcycle headset adopts Bluetooth 5.3 technology, which effectively reduces disconnection and noise caused by interference with the 2.4GHz band. Not only does it support intelligent noise reduction and voice assistant, it can also connect two smartphones at the same time, meeting different needs such as navigation/calling/listening to music.1000mAh Large Battery and Super Long Battery LifeBuilt-in 1000mAh rechargeable battery, which can be fully charged in just 20 minutes. It provides 32 hours of music playback, 30 hours of non-stop talk time and up to 18 months of standby time, supports TYPE-C fast charging, and displays the battery on the phone. It can be ridden outdoors for a long time, solving your charging problems.IPX6 Waterproof and Playback ControlThe new motorcycle helmet speaker has IPX6 waterproof function, which can help you cope with various weather conditions such as dust, rain, heavy rain, snow and low temperature of minus 20F. The motorcycle headset also has convenient and fast functions such as voice assistant, automatic answering, redialing the last number, etc. Ensure a smoother and safer riding experience and avoid dangerous repeated operations!