Medidor SW-33 100 MHz ~ 520 MHz para radioaficionado bidireccional SW33 antena mini probador contador
Frequency Range：COVER:100MHz~520MHz. 3.3 seconds check your antenna SWR, also check your radio RF power watt. 1 SMA MALE TO SMA MALE ADAPTOR. Interface (in and out )：SMA female. Easy to install handheld Radio.