Check the listing for details. NETGEAR Nighthawk Dual Band AC1900 Cable Modem Router - Black (C6900-100NAS). Color: Black, Condition: Used. Listed at 74.75 USD. Upgrade your home network with the powerful NETGEAR Nighthawk AC1900 Cable Modem Router. This sleek black device offers lightning-fast data transfer speeds of up to 1900 Mbps, and with its dual-band capabilities, you can enjoy smooth and uninterrupted connectivity. The router comes equipped with four LAN ports, two of which support Gigabit Ethernet, ensuring that you have plenty of options for connecting your devices. In addition, the NETGEAR Nighthawk AC1900 Cable Modem Router boasts features like beamforming, making it an ideal choice for gaming enthusiasts. Its compact design allows it to fit comfortably with PCs, Macs, and Unix systems. With this router, you can say goodbye to slow internet speeds and hello to lightning-fast connectivity.