The model SDBF220U is an economically priced, compact, unity gain and Performance and Standing Wave Stability and UHF 400-470MHz High Gain Outdoor Figerglass Base Antenna (One Section)
It comes standard with UHF-Female,This antenna can be used inside or outside, in fixed applications. The SDBF220U is It has good
anti ultraviolet, sunscreen, antifreeze, waterproof
The model SDBF4.0V is an economically priced, compact, unity gain and Performance and Standing Wave Stability and VHF 136-174MHz High Gain Outdoor Figerglass Base Antenna (Two Section)
It comes standard with UHF-Female,This antenna can be used inside or outside, in fixed applications. The SDBF4.0V is It has good
anti ultraviolet, sunscreen, antifreeze, waterproof