The ViA Global Dual SIM module works worldwide (excluding Australia). The module accepts two SIM cards and can connect over LTE networks to stream IP audio.Main Features:Configure SmartStream PLUS redundant IP streaming over different cellular networks for redundancy.Configure Fuse-IP to bond and aggregate data from both SIM cards.4 antennas supplied.Designed to work over 4G LTE.- This module will use 3G as a fallback when a 4G network is unavailable.Specifications:Bands:- 4G LTE: B1, B2, B3, B4, B5, B7, B8, B9, B12, B13, B14, B18, B19, B20, B25, B26, B28- 3G HSPA+: B1 (2100 MHz), B2 (1900 MHz), B4 (1700 MHz), B5 (850 MHz), B6 (800 MHz), B8 (900 MHz), B19 (850 MHz)