The ML-CSA 4500 is a plug-and-play 4G/3G/2G cell signal amplifier that boosts uplink and downlink signal strength by up to 15dB for M2M devices like routers, modems, and gateways. It has a patented passive bypass feature that allows the device to remain online even if the amplifier detects a fault or power outage. The amplifier is designed exclusively for direct connect M2M applications in industries like security, utilities and more to ensure real-time monitoring and control.