The D-Link DIR-878 is a dual-band Gigabit router offering high-speed AC1900 Wi‑Fi with combined throughput up to 1900 Mbps. It uses simultaneous 2.4 GHz and 5 GHz bands, four external antennas, and Qualcomm-powered hardware for improved range and stability. Features include MU-MIMO support, USB port for shared storage/print, intuitive web and mobile apps for setup and parental controls, and advanced security options. Ideal for HD streaming, gaming, and multi-device households seeking reliable performance and portability.

The DIR-878 is a router manufactured by the company D-Link that allows multiple devices to connect to a network and communicate with each other. It works by receiving data packets from devices and forwarding them to their intended destination. The router is assigned a unique IP address , which serves as its identifier on the network.

To access the router's settings and configure its functions, users can log in using a web browser and their and . Once logged in, users can customize various settings such as network name, password, and security protocols. They can also set up parental controls, prioritize bandwidth usage, and monitor network activity.