Multi-band LTE antenna for 800/1800/2600 MHz, omni-directional antenna with up to 11dBi gain in performance, 5m cable, TS-9 / CRC-9 connector, suitable for various LTE surfsticks such as Huawei E392, E398 (Telekom LTE Speed Stick, Vodafone K5005 LTE stick), E3276 (Telekom LTE Speed Stick III), E5372 and ZTE MF821
Set this antenna in an LTE SIM card wireless router, and was able to increase the reception quality significantly. Well, that's supplied long cable, so it is to find the optimal location.