The Motorola MG7550 is a high-speed cable modem and AC1900 Wi-Fi router combo box in black color. With a maximum downstream data rate of 300 Mbps and maximum LAN data rate of 686 Mbps, this modem is designed to provide fast connectivity for your PC. It features a dual-band router, four LAN ports, and wireless connectivity, making it a versatile option for your home networking needs. With a compact design and reliable Motorola brand, the MG7550 is a great choice for cable modem and router combo functionality.