SMA-F connector; Length Approx 10cm | Single Frequency136-174MHz and widely application field | Gain 2.15db;Max power 20W and it can extend the range of your communication | Use ABS material and Heat shrinkable sleeve and better than other general antenna | Compatible for Kenwood Handhold Radios as below models: * TK3118, TK3207, TK2118, TK3307, TK-2207G, TK-3207G, TK-3360, TK-2178, TK-3178 * TK-U100, TK-K2AT, TK-K22AT, TK-K42AT * TK-278G, TK-378G, TK-388G * TK-980