Thank you for viewing. Ultra-thin Cam Motorcycle Earphone Bluetooth 1. Bluetooth 5.0, fast device connection speed, high stability, and can connect to your smartphone. You can get rid of the constraints of wired connections during use and make calls and listen to music. Enjoy the freedom of wireless. 2. Intelligent noise reduction, high-quality noise reduction microphone, noise reduction, and clear Hi-Fi audio that is easy to hear even in noisy environments are realized with digital processing technology. 3. High sound quality, stereo, high-quality microphones and headphones are used to achieve high-definition stereo effects. 4. 10-second automatic answering: When the ringtone rings for 10 seconds, the call will be automatically connected. You can reject the call by pressing and holding the call button for a long time. Easy to operate and use. 5. Ultra-long standby, built-in lithium battery, 1.5 hours charging, about 160 hours standby, 8.5 hours continuous operation.