Lantronix G520 G520 User Guide - Page 29

2: Introduction Model G527 Part Number G527GP22S G527GP2AS Cellular Type LTE Cat 13 (up)/LTE Cat 7 (down) LTE Cat 13 (up)/LTE Cat 7 (down) Bands1 28/20/8/32/3/1/7; TDD 40/41(38)/42/43 71/12(17)/13/14/26(5)/ 66(10,4)/25(2)/7; TDD 41/42/48/43 Fallback Mode Bands1 3G 5/8/1 3G 5/4/2 1. Ranked by increasing frequency 2. More precisely, B41's 2535 MHz ~ 2655 MHz subset, suited to China well SIM Slots The G520 series gateway provides two SIM slots to accommodate two mini SIM cards (2FF), as shown in Figure 2-3. The SIM cards must be activated before use. Figure 2-3 Dual SIM Operation SIM #2 SIM #1 Slot Latch example SIM Card (insert contact side down) Antenna Connections Wi-Fi / Bluetooth Antenna connectors (see Figure 2-1):  Two (2) Wi-Fi, RP-SMA connectors Note: If you are using Bluetooth only (no Wi-Fi), one antenna may be attached to the connector on the right. WWAN Antenna connectors (see Figure 2-2):  4G / GNSS (G526, G527 models) - Two (2) cellular, RP-SMA connectors and one (1) GNSS, RP-SMA connector G520 Series IoT Cellular Gateway User Guide 29