Mini Internal Antenna 4K Megabox Ultrabox 1200 miles Full Evaluation / Does It Pay? 

Take all your doubts from this antenna that promises to catch several channels! Even Silvio Santos of SBT has already advertised it...
Installation tips, how to install antenna and curiosities.
Antenna Link :shope.ee/9zQnf...
Specifications:
1. Working frequency: VHF (170-240 Mhz)/UHF (470-860 Mhz)
2. VSWR: 5
3. Impedance: 75 O
4. LNA gain: 25dB
5. Receiving range: 360
6. Size: 210x120x0.6mm
7.Color:black white
8. Cable: 1.5C-2 V/length = 3 m
9. Connectors: F Male
10. Polarization: linearization
11. Voltage: 5 V
12. Power Connector: USB
13. Operation Temperature Te:-45~858451?
14. Storage Temperature Te: -45~858451
15. Compatible resolution 720 p, 1080i, 1080 p/ATSC,HD