Our router works with 2 sim cards and it’s effective with the 4glte connection. both sim cards work as one, providing one very stable and fast connection. it has an odu as well as a 4g lte indoor unit. its dependability ensures a reliable internet connection. cellular bands:-fdd 1/2/3/4/5/7/8/20/28 tdd 38/40/41/42/43/48vpn:, l2tp v2/v3, pptp, gre l2/l3, gre over ipsec l2tp over ipsec, ipsec, throughput, tdd dl 260mbps ul30mbps fdd dl 300mbps ul50mbps. the operation is carried out by the odu, which connects to the lte express network via the inserted sim cards and then sends a signal to the router. the odu is connected to the router via a poe connection. the router includes a firewall as well as lan access. the indoor router has 3 lan ports and 1 wan port. - works with 2 sims- failover and load balance; - high data speed via 4g, 3g, 2g networks - secure data transactions - poe is supported- full bonding and serial port