Substitution for range extender / desktop pc / mini itx build / fpv uav drone antenna | One of the biggest advantages of our antenna is ultra-speed and strong steady signal. due to these benefits signal can be extended for a long range. | Metal sma antenna design, internal copper antenna core, rg178 cable, represents the highest efficiency of the product. | After installation of the antenna, you will get a high-class balanced coverage | Advantage (dbi):9dbi rp sma adopter (without a pin in the inner side), multi-band, high-gain cellular antenna, and diameter of the antenna: 14mm