With an advanced 1. 6 GHz dual-core CPU and an impressive 512MB of RAM, the WRT1900ACS delivers improvements in wired, wireless, and network storage performance over its predecessor, the WRT1900AC. At speeds up to N600 + AC1300 Mbps, the WRT1900ACS WiFi Router meets the needs of the most demanding home wireless networks. Equipped with a four-antenna configuration, the router provides exceptional signal strength and range. Advanced users also have the option of modifying the router with open source firmware.