[1]Advanced Bluetooth 5.3 Technology: Supports intercom functionality for up to 10 riders and a maximum communication range of up to 2 kilometers, setting a new standard. This Bluetooth headset features high compatibility, ensuring easy connection with a variety of walkie-talkies, Bluetooth devices, and smartphones. [2]Dual mode (free and group): Choose free mode to connect spontaneously within range, allowing up to 10 riders to join immediately through the helmet intercom. Or, choose group mode that uses communication technology to have private conversations. Group mode supports team networking for up to 10 riders, with the option of private one-on-one chat via motorcycle headsets. [3]Voice Commands and Button Control: Experience hands-free convenience with our helmet Bluetooth headset for voice-activated commands or quick button operations. Just say "Hi ....." to navigate, , answer calls, and more. Stay safe and worry-free with this motorcycle intercom feature. Type: Motorcycle Helmet Headset Intercom Suitable helmets: half helmet/full helmet Support intercom: yes Number of intercoms: 10 people Intercom distance: 2000m Bluetooth protocol: 5.3 Bluetooth distance: 20m Playing time: 18H Battery capacity: 1200mAh Charging time: 2H Waterproof grade: IPX67 Noise reduction type: + Charging interface: Type-C Voice Assistant: Yes Sound quality: + Speaker: 40mm Automatic answer: yes Connected mobile phones: 2 units Colour:Titanium Silver+Black Material:ABS Package Contents: 2 x Motorcycle walkie-talkie(Accessory colors and styles are random, don't accept the specified and do not affect use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.