Modem / wifi router combo. Worked great with Xfinity. It is an affordable option, but always worked great for everything, including wired gaming. Selling because it is no longer needed. Still has the plastic covering the LEDS.

Link to the actual product.

https://www.walmart.com/ip/ARRIS-Surfboard-16x4-Cable-Modem-AC1600-Dual-Band-Wifi-Router-Approved-Xfinity-Comcast-Cox-Charter-Cable-Internet-Providers-Wireless-Technology-New-C/211900853?classType=REGULAR&athbdg=L1600&from=/search