MBR 550 Marine Broadband RouterWith the MBR 550 you will enjoy the ability to travel with cell functionality built in. The 550 comes with a SIM slot for SIM activated Cell Data, and has all the other great features of the MBR 500.The MBR 550 is also capable of supporting 'Guest Networks'. This means that any devices connected to the Guest Network will not have access to the MBR 500 or 550's manage page. They will only be able to use the data provided by the MBR router and not be able to manipulate it.Features:(2) Access Point antennas (2.4GHz)(2) Cellular Paddle antennas(1) 12VDC Power Adapter(1) SIM slot(1) Quick Start / Configuration Guide1 year limited warrantyThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.