Description : NA-774 SMA-Female Dual band Antenna for Walkie Talkies Specifications : Model : NA-774 Band : Dual band Frequency : 144\/430MHz Gain : 2.15dB Max Power : 10W Impedance : 50 ohm Length : 13~40cm Standing wave ratio (VSWR) : LESS 1.5 Antenna type : Extensible\/stretched Connector type : SMA Female Package included : 1 x NA-774 SMA-Female Dual band Antenna Details pictures :