The Ubee TWC DVW32CB Telephone Modem Advanced Wireless Voice Gateway is a high-speed router designed for home networking and connectivity. With a maximum downstream data rate of 686Mbps and a maximum LAN data rate of 300 Mbps, this black modem is equipped with Ethernet ports and various wireless connectivity options including Wi-Fi 802.11a, 802.11b, 802.11n, and 802.11ac. It features dual-band technology, making it suitable for gaming and other bandwidth-intensive activities. This Ubee modem also supports DOCSIS 3.0 standard and has four LAN ports for wired connections, making it a versatile and reliable choice for home internet access. this unit has been tested do to a prior complaint a couple years ago I Now list that all my inventory comes from Storage units that I buy at sale therefore I cannot guarantee they come from a pet-free smoke-free environment precaution only everything gets cleaned and sanitized anyway please note these units have an optional backup battery compartment they do not come with a battery. also note if planning on using it through your Cable provider check if it's compatible we are not responsible for that . I believe the "TWC" in the model number might stand for that large cable company