WBN-YG0722V18i39D is a 12dBi GAIN high performance LPDA Yagi antenna specifically designed for outdoor wireless networks which are used to improve GSM 900, 3G 900 and 4G-LTE cellular signal reception. Use as part of GSM, 3G and 4G-LTE cellular amplification system for outdoor installation in conditions of poor signal reception. This antenna features a 30cm coax lead terminated with an N-Female connector. Special order connectors are also available.