D-Link DWR-116 / E UMTS / LTE backup router (optional)
With the firmware version 8.8.2014 was a Telekom Speed Stick LTE V no connection, neither 3G nor 4G manufactured. The TP-Link TL-MR3420 and current firmware, however it worked. The antennas can not remove yourself, the TL-MR3420 is possible.
