AC1200 Wi-Fi Router


AC1200 Wi-Fi Router
High performance Wi-Fi speed for smooth HD Streaming and online gaming
Extreme Coverage
Boost Wi-Fi coverage to your devices to the max. The DIR-822 avoids interference to deliver the fastest wireless speeds, improved coverage and reliable connections. You can do multiplayer gaming, HD streaming, file transfers, video chat, email, and web surfing all at the same time.
D-Link DIR-878 AC1900 ROUTER
Dual-Band with a Kick
Use the 2.4 GHz band for everyday tasks, while leaving the high-speed 5 GHz AC band free for HD video streaming, online gaming and large file transfers. With fewer devices using the high-speed 5 GHz band, there’s less interference and congestion, giving you better performance and a lag-free wireless experience.
D-Link DIR-878 AC1900 ROUTER
D-Link DIR-878 AC1900 ROUTER
Not just any antenna
High-gain antennas give you exceptional coverage in and around your home.
Guest Network
Create a seperate secure Wi-Fi network for guests.
Parental Control
Create online access schedules and block specific websites or devices.
Intelligent QoS
Intelligent QoS tracks the type of network traffic (media streaming, web surfing, or online gaming) and decides which application deserves higher priority.

Additional Features

11AC Wi-Fi – World’s fastest Wi-Fi speeds of up to 300Mbps (2.4GHz) + 867Mbps (5Ghz).
10/100 Fast - Ensures the best wired online experience for HD streaming and gaming.

Whole-Home Coverage – 4 high gain antenna transmitting stronger wireless signals to extend range and optimize connectivity

Traffic Prioritization – Advanced QoS engine guarantees the best performance for high priority programs, games and video streaming.
Dual-Band Technology – Decreases wireless interference and congestion, allowing you to connect more devices.
Band Steering – Automatically assigns devices to the less crowded 5 GHz network to increase bandwidth efficiency and availability.
Airtime Fairness

Easy To Install – Installation wizard manually walks you through setup in minutes.

Quick Router Setup (QRS) App – Easy setup app for smartphones and tablets.

WPS Push Button Setup – Quickest method of connecting devices with the push of a button.

Secure Wi-Fi Encryption– WPA/WPA2 provides highest level of wireless security.

Device Interfaces

• 802.11 a/g/n/ac wireless LAN
• Four 10/100 Fast Ethetnet LAN Ports
• 10/100 Fast Ethernet WAN Port
• 5dBi High Gain Dual Band Antennas


• IEEE 802.11ac

Minimum System Requirements

• Windows® 10, 8.1, Windows® 8, Windows® 7 , or Mac OS® X (v10.7)
• Ethernet Network Interface
• Internet Explorer® 11, Mozilla® Firefox® v28, Google Chrome v33, or Safari v7
• For optimal performance, pair the DIR-878 with an AC adapter (DWA-192/DWA-182)
• Cable, DSL or Fiber Optics

Advanced Features

• Guest Zone
• Multi-language web setup wizard
• Green Ethernet
• Dual active firewall(IPv4/IPv6)
• Network Address Translation (NAT)
• Stateful Packet Inspection (SPI)

Wireless Security

• WPA & WPA2 (Wi-Fi Protected Access)
• Wi-Fi Protected Setup (WPS) PIN/PBC

Physical Dimensions
• 7.5 x 5 x 1 inches

• Input: 100 to 240 V AC, 50/60 Hz • Output: 12 V DC, 0.5A

• Operating: 32 to 104 °F
• Storage: -4 to 149 °F

• Operating: 0% to 90% non-condensing
• Storage: 5% to 95% non-condensing

• FCC Class B
• Wi-Fi Certified
• IPv6 Ready

Package Contents
• Wireless AC1200 Wi-Fi Router
• Quick Installation Guide
• Power Adapter
• Ethernet Cable
• Wi-Fi Configuration Card

• 1-Year Limited Warranty

1. Maximum wireless signal rate derived from IEEE standard 802.11ac specifications which are subject to change. Actual data throughput will vary. Network conditions and environmental factors, including volume of network
traffic, building materials and construction, and network overhead, lower actual data throughput rate. Environmental factors will adversely affect wireless signal range.
2. Latest software and documentation are available at
3. 1-Year Limited Warranty available only in the USA at

  • Performance – Speeds of up to 867Mbps – 5GHz and 300Mbps – 2.4GHz 
  • More Coverage – Four high-gain antennas
  • Parental Control – Filter unwanted web content and web sites
  • Guest Network – setup a separate and protected network for guests
  • Fast Connections – Fast Ethernet (10/100) Ports
  • Easy Setup – QRS Mobile app for easy setup



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