Cambium Networks 450 platform increases performance with the addition of the 450b Subscriber and Backhaul Module. 450b Retro offers: Gigabit Ethernet Interface provides the maximum transfer rates to the device, 3.5 mm audio jack allows direct connection of headphones without any adapters, new System on a Chip (SoC) enhances Packet Processing Power more than 4x that of the 450 SM. 450b Retro has form factor allows the use of existing Offset Reflector dishes.