2. It supports three riders connected through bluetooth, two people talk at the same time, and the intercom distance can reach 1000 meters;

3. 30mm power stereo high-definition sound quality headphones, HIFI stereo sound quality. And comfortable to wear with 9mm thickness;

4. It adopts the universal Type-C USB interface, which makes charging fast and convenient;
The charging port and the headphone port are shared, which increases the waterproof performance of the product;

5. The professional CVC chip has built-in noise reduction technology, equipped with a professional noise reduction microphone, and the call sound quality is clearer;

6. Support voice assistant function, double-click the volume-button to activate the mobile phone voice assistant function；

7. Large battery capacity:
Music time: 15 hours
Intercom time: 12 hours
Standby time: 350 hours
Charging time: 3 hours

8. When a call comes in, the call will be answered automatically after 8 seconds , long press the minus key for 5 seconds, and it can be turned off/on manually;

9. Universal Pairing: the device supports to connect to a variety of devices, such as: other brand models of helmet walkie-talkies, smart phones, GPS navigators, laptops, handheld walkie-talkies, etc. Universal pairing.

10. Only two buttons, easy to operate. 

11. F2 is usable while charge, Ideal and convenient for road trip.

12. Open F2, it will announce the current battery level. (Battery 100%, Battery 80%, Battery 50%, Battery 25%, Battery Low);

13.Professional waterproof design, the equipment uses the best waterproof glue and button design, so that the waterproof effect of F2 is very good, reaching the level of IP67；
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