Wide applicability: *The 2 in 1 Microphone set is suitable for face helmets, rally helmets, half-face helmets, reveal-the-face helmets, and retro helmets. 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 Material: Plastic+ electric components 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 Charging voltage: 5V/1A Headphone jack: TYPE-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 Package includes: 1/2* earphone 1/2* base 1/2* integrated 2 IN 1 Full/Half helmet microphone 1/2* charging cable 1/2* user manual 1/2* Velcro installation package