Tenda AC21 AC2100 Dual-Band Gigabit Wi-Fi Router

The Tenda AC21 AC2100 Dual-Band Gigabit Router is a high-performance wireless router built for homes with high-speed fiber internet. Supporting 802.11ac Wave 2.0 technology, it delivers combined dual-band Wi-Fi speeds of up to 2033Mbps (2.4GHz: 300Mbps + 5GHz: 1733Mbps), ensuring seamless 4K streaming, lag-free gaming, and ultra-fast downloads. Equipped with a dual-core 1GHz CPU and 500MHz co-processor, it offers superior multitasking and optimized network stability. Featuring 6×6dBi external antennas and 4×4 MU-MIMO technology on the 5GHz band, the AC21 provides wider coverage, stronger wall penetration, and faster wireless performance—making it ideal for large homes, multi-device environments, and smart households.

Product Features

Blazing-Fast AC2100 Dual-Band Wi-Fi

Experience combined wireless speeds up to 2033Mbps — 1733Mbps on 5GHz and 300Mbps on 2.4GHz. Enjoy ultra-HD streaming, fast downloads, and smooth online gaming across multiple devices.

Dual-Core Processor for Superior Performance

Powered by a 1GHz 28nm dual-core CPU with a 500MHz co-processor, the AC21 ensures rapid processing speeds, optimized routing, and reliable performance for high-speed internet connections.

6×6dBi High-Gain Antennas for Extended Coverage

The router’s six external 6dBi antennas deliver superior Wi-Fi range and penetration through walls, providing stable coverage throughout large homes and multi-floor environments.

4×4 MU-MIMO and Beamforming+ Technology

The 4×4 MU-MIMO technology on the 5GHz band allows multiple devices to connect simultaneously without lag, while Beamforming+ focuses the Wi-Fi signal directly toward connected devices for stronger, more stable connections.

Full Gigabit Connectivity

Equipped with 1× Gigabit WAN port and 3× Gigabit LAN ports, the AC21 ensures maximum throughput and compatibility with fiber internet up to 1000Mbps, perfect for modern broadband services.

Smart Network Management and Cloud Access

Manage your home network remotely with the Tenda WiFi App and Tenda Cloud. Monitor connected devices, control bandwidth, set parental restrictions, and perform updates with ease.

Enhanced Security and Parental Control

Protect your network with WPA/WPA2 encryption, firewall protection, and configurable parental controls, including blacklist and whitelist features for safe browsing.

Multiple Operating Modes for Flexible Use

Supports Router Mode, Universal Repeater Mode, and WISP Mode — ideal for different networking scenarios and environments.

Smart Power and Wi-Fi Scheduling

Save energy and enjoy greater control with smart Wi-Fi scheduling, LED On/Off control, and automatic power management features.

VPN and DDNS Support

Comes with built-in PPTP, L2TP, and IPSec VPN pass-through for secure remote access, as well as Dynamic DNS (DDNS) compatibility for flexible hosting.

Product Specifications

• Wireless Standards: IEEE 802.11ac Wave 2.0 / a / n (5GHz), IEEE 802.11b / g / n (2.4GHz)
• Frequency Bands: Simultaneous 2.4GHz and 5GHz
• Data Rates:
  • 2.4GHz: Up to 300Mbps
  • 5GHz: Up to 1733Mbps
• Total Speed: 2033Mbps combined
• Processor: 1GHz CPU with 500MHz co-processor (dual-core architecture)
• Antenna: 6 × 6dBi external antennas
• Ports:
  • 1 × Gigabit WAN port
  • 3 × Gigabit LAN ports
• Buttons: WPS/Reset
• Transmit Power:
  • 2.4GHz: <20dBm
  • 5GHz: <23dBm
• Wireless Security: WPA-PSK/WPA2-PSK, WPA/WPA2, WPS fast encryption
• Operating Modes: Router Mode, Repeater Mode, WISP Mode
• Management: Local web management, Remote access, Tenda App
• DHCP: Server, Client, Reservation
• Firewall: UDP/TCP flood protection, ICMP flood blocking, WAN ping disable
• VPN Support: PPTP, L2TP, IPsec (Client/Server)
• DDNS Support: DynDNS, Oray.com, 88ip
• Smart Features:
  • Smart Traffic Prioritization
  • Smart Power Saving
  • Smart Wi-Fi Scheduling
  • LED Control
  • Alexa Voice Assistant Support
• Other Functions:
  • Bandwidth control
  • Guest network
  • IPTV
  • MAC clone
  • Static routing
  • Backup & restore
  • Firmware upgrade (online & browser)
  • IPv6 support
• Power Supply: Input: AC 100–240V~50/60Hz 0.6A; Output: DC 12V 1.5A
• Dimensions: 231.3 × 150.6 × 39.6 mm
• Operating Temperature: 0°C – 40°C
• Storage Temperature: -40°C – 70°C
• Operating Humidity: 10% – 90% RH (non-condensing)
• Storage Humidity: 5% – 90% RH (non-condensing)
• Certifications: CE, FCC, RoHS

Package Contents

• 1 × Tenda AC21 Dual-Band Gigabit Router
• 1 × Power Adapter
• 1 × Ethernet Cable
• 1 × Installation Guide