... of antenna: 7.5cm 3.Weight: 50g 4.Color: Black Wireless Phone Antenna1.Model: ZFTV-19-0092.Frequency: 890-960MHz/1710 ... -1880MHz3.Gain: 2.15dBi4.V.S.W.R: ≤1.6/≤2.55.Impedance: 50ohm6.Polarization: Vertical7.Max ... aerials of Jiaxing,specialize in the communication aerial, telescopic antenna, wireless antenna ,new high-tech enterprise taking producing, electroplating, studying, managing ...