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Tenda A21

details: AC2100 Dual Band Wi-Fi Range Extender
hardware type: Wireless Range Extender
date added: 2023-08-28
updated: 2023-09-12
A21 is a four-antenna AC2100 wireless signal extender designed for large-sized home users. The 5G wireless rate can reach up to 1734Mbps, and the 2.4G wireless rate can reach 300Mbps.

Powered by 4x4 MU-MIMO technology, A2100 offers a 5GHz transmission rate 1/3 higher than AC1750 and AC1900 devices powered by 3x3 MU-MIMO technology, letting you enjoy a higher transmission rate even with multiple connected clients.

A21 also has an external Gigabit Ethernet port, which provides reliable and fast network connection for wired devices such as set-top boxes, smart TVs, PS4 and PCs.

After pressing the WPS button of the router, press the WPS button of the extender within 2 minutes to connect.

After the bridge is completed, smart LED indicators can help you find the best location for Wi-Fi coverage and improve the quality of signal extension.
 A21 Features
 Availability: currently available
 Street price: $39
 LAN / WAN Connectivity
 WAN ports: 0
 LAN ports: 1
 LAN ports type: Gigabit Ethernet (RJ-45)
 LAN ports auto cross-over: yes
 Maximum Wireless Speed: 2100 Mbps (Wi-Fi 5)
 WiFi standards supported: 802.11b (Wi-Fi 1)
802.11a (Wi-Fi 2)
802.11g (Wi-Fi 3)
802.11n (Wi-Fi 4)
802.11ac (Wi-Fi 5)
 Wifi security/authentication: WPA (TKIP)
 WiFi modes: Access point
Repeater mode
 external antenna(s): 4
 Antenna gain: 3 dBi
 Transmit Power: +20 dBm
 Receiver Sensitivity: -76 dBm
 WPS (Wi-Fi Protected Setup): yes
 MU-MIMO: yes
 Dual Band (2.4GHz/5GHz): yes
 Simultaneous Dual Band (2.4GHz/5GHz): yes
 Device Management
 Administration: Web-based (LAN)
 Firmware upgradeable: yes
 Product page:

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