kunkka wrote I am not familiar with antenna. But I think maybe and SMA extension cord will work for your case. Connect the extension cord to MR6400 and put the original antenna where signal is...

CheshireBumpkin wrote Yes - I use an external Poynting omni antenna with my MR200 via the two SMA ports and it works well. Without it I can't access 4G, but with it (and after setting to '4G only) I...

Model : Hardware Version : Not Clear Firmware Version : ISP : I sent the following query to TP-Link Support: In my village we get weak 3G/4G signals: With the MR6400 at an upstairs window I normally...