Technical parameters
**Frequency:409MHz
**RF power:<1W
**Communication distance: 1-3KM
**The number of channels:16
**Silent code:19
**Frequency stability:better than +-2.5 ppm
**Working temperature:-20℃-65℃
**Battery: 1100mAh Lithium polymer battery
**Weight :49g
For the details of G9 Group Talkie Helmet Radio
please contact Mr.Jack Wang and send email to
sales@yueny-moto.com