Stay safe on the road by eliminating unwanted sounds with the MPlus Noise Canceling Biker Headphones. Featuring HDNC, these headphones let you decide just how much environmental noise you want to hear. Along with the noise of others on the road, it also helps tune out the engine of your bike to protect your ears. With this, you can ride safer as MPlus save your ears from unwanted noise while you can still clearly hear the high-frequency sounds such as alarms and traffic signal sounds. Using the latest Bluetooth 5.0 protocol, the Full-duplex BT Intercom System has a range of over 150 meters, featuring a built-in Dual MEMs microphone. This offers excellent omnidirectional reception. And, a detachable boom mic and can be used for clear voice reception even while driving. No longer do you have to look down to find a button. MPlus has innovative Twist Control Systems, making all controls easier and safer for users, even when wearing gloves. Ergonomic Ear Gels (EcoFit) fit with all helmets. All of this comes with an earbud and neckband design that is comfortable to wear even with a helmet.