ISR4221/K9 Cisco ISR 4221 (2GE,2NIM,8G FLASH,4G DRAM,IPB)
Cisco ISR Router ISR 4221 with 2 onboard GE, 2 NIM slots, 1 ISC slot, 8 GB Flash Memory default, 4 GB DRAM default

Info Produk : https://www.cisco.com/c/en_in/products/collateral/routers/4000-series-integrated-services-routers-isr/datasheet-c78-732542.html