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Mi Router 4C
Hardware
configuration
Processor
MT7628DA

Internal memory
64MB DDR2

2.4Ghz
Integrated LNA and PA

5GHz
Not supported

Heat dissipation
Natural heat dissipation

Operating humidity:
10%–90% RH (no condensation)

Storage humidity:
5%–90% RH (no condensation)

Protocol standards
IEEE 802.11b/g/n
IEEE 802.3/3u

ROM
16MB NorFlash

2.4GHz Wi-Fi
2×2 (supports IEEE 802.11N protocol, maximum possible speed of 300Mbps)

5GHz Wi-Fi
Not supported

Antennas
4x external single band antennas

Operating temperature:
0–40°C

Storage temperature:
-40–70°C

Certification standards
GB9254-2008
YD/T993-1998
GB4943.1-2011

Hardware interface
Two 10/100M self-adaptive LAN ports (Auto MDI/MDIX)
One system factory settings reset button
One orange/blue/purple system status light; one blue external network interface status light
One 10/100M self-adaptive WAN port (Auto MDI/MDIX)
One power input interface

Wireless specifications
Singal band
2.4GHz

Modulation
11b: DSSS: DBPSK (1Mbps), DQPSK (2Mbps), CCK (5.5/11Mbps)
11g: OFDM: BPSK (6/9Mbps), QPSK (12/18Mbps), 16QAM (24/36Mbps), 64QAM (48/54Mbps)
11n: MIMO-OFDM: BPSK, QPSK, 16QAM, 64QAM. Rate set: MCS0 to MCS15

Reception sensitivity
11Mbps: ≤ -85dBm, 54Mbps: ≤ -72dBm, HT20 MCS7: ≤ -69dBm, HT40 MCS7: ≤ -66dBm

Software specifications
Operating system
Mi WiFi ROM intelligent router operating system based on a highly customized version of
OpenWRT that supports web, Android, and iOS router management software

Wireless security
WPA-PSK/WPA2-PSK encryption, wireless access control (blacklist and whitelist), SSID hiding

Management application
Supports web, iOS, and Android