This SURFboard modem by Motorola and Arris is the perfect addition to your home networking and connectivity setup. With DOCSIS 3.0 standard and a sleek black design, this modem is both fast and stylish. It has all the features you need for smooth internet connectivity, making it a reliable choice for your home or office. The unit quantity is one, and it is the SB6121 model. Get ready to surf the web with ease using this high-quality modem from Motorola.