MHD-8100 4G is a eight modem device with a sending/receiving throughput of up to 240 SMS/min. The device can be configured for device failover (HA cluster), as well as modem failover and multi-modem strategy. Thanks to 8 built-in 4G modems, SMS messages are sent/received directly to/from UMTS/LTE network without using any external 3rd party solutions.