SMS Gateway User Manual
Shenzhen Ejoin Technology Co.,Ltd. 7
Chapter Ⅱ Equipment Installation
2.1 SIM Card Placement
Insert SIM cards like the figure 2.1-1. The SIM cards should be mini-SIM (2FF).
Figure 2.1-1 SIM Card Placement
2.2 Antenna Installation
The external antenna should be installed vertically always on a site with a good wireless
signal.
Figure 2.2-1 Antenna Installation