Built-in aluminum mounting bracket & stainless steel U-bolts, hardware.
1. Frequency: 2.4 / 3.5 / 5.8 GHz. 
2. Gain: 8 /10 / 12 / 15 dBi. 
3. Antenna type : collinear. 
4. Polarization: vertical. 
5. V.S.W.R. less than 1.5. 
6. Power capacity: 50 WATTS. 
7. Impedance: 50 OHM. 
8. Beam width (vertical): 18° for 8 dBi / 10° for 10 dBi / 8° for 12 dBi / 6° for 15 dBi. 
9. N female connector. 
10. Operation temperature: -40°C ~ +80°C. 
11. Heavy duty fiberglass mast.