Connector SMA-Female; length approx 39cm/15.4inch; long antennas give you good communication distance Gain 2.15dBi gain; max power 20W will extend the range of your communication; VSWR: less than 1.5 Dual frequency 144/430MHz(136-174+400-470MHz) and widely application field Antenna folds 90 degrees and long life; it is made of ABS material and heat shrinkable sleeve; better than other general antenna SMA-F antenna for Retevis RA79 RT29 RT86 RM21 RT29D RB85 RT5R RT56 RT43 RB22 RB25 P1 HD1 HD2 A1 EZTalk 2 RB26H RM22 C2 RB58; compatible with Baofeng BF-F8HP UV5R UV-82 Kenwood TK-250 and GMRS radio more Are you looking for a bit more range, or just a flexible antenna for your 2 way radio?JUST TRY IT. This whip antenna use better material is just as reliable and tough. They are a perfect replacement, or for use as a possible range extender.. Specification: V.S.W.R: