The MDM-4001-AU is an LTE category 1 module optimized for M2M and IoT applications. It features an economical and efficient low-power LTE connection with a PCI Express® Mini Card standard interface and M2M optimized 10Mbps downlink and 5Mbps uplink. The MDM-4001-AU is especially suitable for applications where the network rate is not critical but requires a stable and reliable LTE network connection.