1. Frequency range: 447 - 858 MHz.
2. VSWR: ≤ 2.0.
3. Input impedance: 75Ω.
4. Gain: 13dBi ( average).
5. Polarization vertical.
6. Working voltage: 4.5 - 5.5V.
7. Working current: 10mA.
8. Maximum input power: 55mW.
9. Connector type: F-J.
10. Lightning protection DC ground.
Mechanical specifications: 1. Height: 135mm. 2. Weight: 523g. 3. Cable length: 3m. 4. Radome material: ABS. 5. Antenna color: black. 6. Working temperature: -40 - 60℃. 7. Humidity: 20 - 95.