NMO Connector. The antenna is suitable for mounts or coaxial cables with NMO connector. Antenna Connector NMO. The Maswell antenna features a frequency range of 144/430 MHz (136-174MHz VHF and 400-470Mhz UHF) with VSWR:< 1.5 which is carefully planned and developed to make sure, you receive great transmission over many uses.
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