Features 1 Seamless Communication Stay connected with your riding partner up to 1 kilometer away with the Q18 bluetooth helmet headset 2 Music Sharing Enjoy your favorite tunes together with the music sharing feature allowing both riders to listen to the same music simultaneously 3 External Intercom Function Easily connect your Q18 headset with other brands of bluetooth intercoms for seamless intercom communication 4 Mixing Sound Technology Experience high quality audio output with the mixing sound technology ensuring clear sound and minimal background noise 5 Easy Installation The Q18 headset can be easily installed in most helmets providing a hassle free and comfortable riding experience Specifications Product NameQ18 BT intercom for motorcycle helmetbluetooth versionDual core bluetooth BT5 0 BT5 3Battery capacity1000mAhTransmission Range20 MetersSound ChannelStereoCharging time2 5HFrequency Response80Hz 18KHzCharge WayType CNoise reductionCVC DSPStandby time300 hoursCall time 25 hours about 15 hours in intercom mode AI Intelligent Voice AssistantYesSupport for automatic answering of incoming callsYesMusic sharing functionYesSupports connecting 2 phonesYesIntercom functionYes 2 people Intercom within 1000 meters Waterproof gradeIPX6Charging Voltage5V 1AAtmosphere LightingSupportsTurning on or off CompatibilityAndroid iOS HarmonyOS systemsConnecting other brands for intercomSupportVoice ControlSupportPackage Includes 1 XQ18 Host1 XType C 2 in 1 Microphone1