The CISCO ISR4221/K9-WS is a model from Cisco's Excess product lineup, offering the same robust features and specifications as the standard ISR4221/K9. Designed for small to medium-sized businesses and enterprise branch offices, it provides advanced services and secure connectivity. This router includes 2 Gigabit Ethernet ports and 2 Network Interface Module (NIM) slots for enhanced connectivity options. With 8GB of FLASH and 4GB of DRAM, it ensures high performance for demanding applications. The device operates on Cisco's IOS XE software which includes an IP Base license, supporting basic routing, security, and ISP services. Its architecture efficiently manages network traffic, enhancing reliability and performance. The ISR4221/K9-WS supports multiple connections, including wired and wireless, making it an ideal choice for businesses aiming to integrate various applications on a single platform. Though part of the Cisco Excess inventory, it delivers reliable performance and security, akin to its mainstream counterpart.