WirrerStringo541 year ago000Which is the optimal antenna for the product?Show in original language (German)Surush Asilnya1 year ago-101 Helpful answerBased on my research, I would recommend this antenna: Qoltec 5G-AntennaYou would have to use one adapter per connection, as the router itself has TS-9 antenna connections. Delock GSM/3G/4G TS-9 plug to SMA adapter, 20cmShow in original language (German)Comment1 comment