Balance 1350 is designed to meet the requirement for gigabit throughput and extra WAN ports. With this new flagship model, you can have up to 1.5Gbps throughput and 13 Internet links. The new Balance 580 is another great choice for aggregating extra WAN links. As a high performance mid-range model, the 580 can support up to 250Mbps throughput and 5 Internet links.