2.4 5.8 GHz Dual-Band Foldable Omnidirectional Rubber Duck Wireless WiFi Antenna Booster WLAN RP-SMA for PCI Card Modem Router

2.4 5.8 GHz dual-band foldable omnidirectional rubber duck Wireless WIFI Antenna Booster WLAN RP-SMA for PCI Card Modem Router   A. Electrical CharacteristicsFrequency2.4 GHzV.S.W.R