Intercom Mode: Our bluetooth 5.3 motorbike intercom headphones with microphone allows two motorbike headsets of the same model to talk to each other over a distance of up to 500 metres, perfect for fun rides with your motorcycle buddiesExcellent Noise Cancellation: Our motorcycle intercom features CVC & DSP Noise Cancellation Technology, which not only attenuates decibels from engine, wind, and traffic noise to safeguard your hearing but also enhances the clarity of your call experienceUltra Long Battery Life: Our motorcycle helmet bluetooth headset is equipped with a built-in 1000mAh high-capacity battery and supports TYPE-C fast charging, enabling up to 25 hours of talk time or 15 hours of intercom usage after just 2 hours of chargingIP65 Waterproof and Dustproof: Our motorcycle intercom headphones are rated IP65 for waterproof and dustproof performance, enabling you to navigate various weather conditions such as rain, dust, storms, and snow, thereby ensuring a safe and smooth journeySimultaneous Connection of Two Devices: Our motorbike bluetooth headset can be connected to two smartphones at the same time to meet your diverse needs, you can choose any one of the devices to switch to listen to music, navigation or answer phone calls