... ,TT and so on FAQ :1,Q:what is you brand ? A: Gerbole antennas2,Q:how can i get the sample ? A ... ,there we can free for two sample to you 3,Q: how much the shipping cost will be for sample ? A ... depend on the weight and packing size you are 4, Q :how can i get the price list ? A :please send ... frequency ,welcome to OEM product 433mhz Spring wire Antennas with factory price