Note: Wide applicability: *The 2 IN 1 Microphone set is suitable for full face helmet,rally helmet, half face helmet,reveal the face helmet,retro helmet. Features: - Intercom Function Support 2 riders, or front and rear seat intercom, distance 300 meters. You can listen to music while talking to each other. - Precise operation Support the voice assistant function, which can help you achieve more precise operation, wake up the mobile phone voice assistant, and voice control reduces errors and is more convenient. -Easy to instore Separate installation, simple and safe charging is more convenient. -Easy to use This product adopts a physical pressure button design to ensure that you can clearly perceive the button operation while wearing gloves to prevent misuse. -Waterproof Using a well-designed waterproof technology, the waterproof level of this headset has reached IPX6 without fear of wind and rain. -Smart connection You can connect two devices at the same time, choose freely, switch devices with one button to listen to songs, navigate, and answer calls. Specifications: Intercom Distance: 300M Type: Motorcycle Bluetooth earphone Support intercom : Yes Material: Plastic+ electric components Origin: Mainland China Connection Mode: Bluetooth Item Type: Helmet Headset Battery: Built-in polymer lithium 3.7V 2000mAh battery Charging Time: ≤2.5h Call Time: 30h Standby Time: About 7 Days Bluetooth Version: Bluetooth 5.3 Waterproof Level: IPX6 Size: 85*35*51mm/3.35*1.38*2inch(L*W*H) Weight:180g/6.35oz Net Weight:60g/2.12oz(Bare machine) Transmission distance:20m(without obstructions) Bluetooth identification name QINLIFE Y10 Volume adjustment method: touch the button to adjust storage type NC Charging voltage 5V/1A Headphone jack TYP-C SNR 78dB Playing time about 25H (music maximum volume) Frequency response 100Hz 18KHz USB specification TYPE-C Features: Bluetooth 5.3, waterproof IPX6, clear and loud Bluetooth calls, large-capacity battery Item Length : 3.35inch inch Item Width : 1.38inch inch Item Height : 2inch inch Item Weight : 0.18kg kg Applicable Helmet Type : Half Helmet, MODULAR, MOTOCROSS, Open face, Full Face, Universal Maximum Number of Speakers : 2 Power Supply Mode : Built-in Battery Packages: 1/2pcs* Earphone 1/2pcs* base 1/2pcs*integrated 2 IN 1 Full/Half helmet microphone 1/2pcs*charging cable 1/2pcs*user manual 1/2pcs*Velcro installation package