... V.S.W.R Good quality indoor gsm antenna GSM Booster Antenna Full day for working ,waterproofEasy to mounting ... focus antenna, 2.4GHz (wi-fi, wlan) / 3.5GHz (wimax) / 5.8GHz / wireless spread spectrum communications antenna series(including: omni, grid , Yagi ... , indoor coverage ceiling. Wall,dish, plate, dual polarization and broadband, rubber, vehicle suction cup series antenna), DVB ...