Cisco C3900-SPE200/K9
C3900-SPE200/K9 is the Cisco Services Performance Engine 200 for Cisco 3925E ISR. The Cisco 3900 Series offers field-replaceable Cisco
Services Performance Engine (SPE). These SPEs allow you to protect your initial investment in the Cisco 3900 platform for a longer time period
and scale router performance as your network and branch-office needs grow.