1. 433MHz antenna, High gain; Lower VSWR;Signal stability 2. Long distance transmission 3.Factory direct,low price Product Description Applications: 1.433 MHz spread spectrum communication system 2.Designed for 433MHz system; Wireless bridge 3.Point to point & Point to mutipoint applications Features: 1.Long distance transmission 2.High gain; Lower VSWR; Signal stability; 3.Compact size, Good ...