Indoor Omni-directional ceiling antenna for gsm 3G 4G mobile signal booster

Specification list for ceiling antenna :

1. Gain :4dBi
2. Frequency range:  806-2700MHz
3. power supply:
4. SWR,≤1.4
5. import impedenceL: 50Ω/N connector
6. Horizontal Beamwidth: 360
7. Vertical beamwidth : 55°
8. Polarization :V/H
9. Ambient temperature:-40°C-+60°C