Diamond Original SRH779 Telescoping 2m/70cm Handheld Antenna SMA SRH779: 144/430MHz(2m/70cm) Length:44cm(full length),16cm(retracted)8 stages Gain:2.15dBi(430MHz) Antenna, Handheld Transceiver, Telescopic, 2m/70cm, SMA, Male Connector, 144-430MHz, 10W, 17.3 in., Each Connector: SMA