VH-1221-VHF Mobile Antennas Features: FREQUENCY : 132-174 MHz( by WHIP CUT TUNING) GAIN : 4.0 dBd V.S.W.R. ≦1.5 POWER CAPACITY : 120W STAINLESS STEEL SHOCK SPRING CONNECTION : UHF MALE(PL-259) LENGTH : 153 cm