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Xiaomi Mi Dual-band WiFi Router 4 uses the latest 802.11ac WiFi technology which is 3 times faster than wireless N speeds and delivers a combined wireless data transfer rate of up to 1167Mbps. With 867Mbps wireless speeds over the crystal clear 5GHz band and 300Mbps over the 2.4GHz band, the Xiaomi Mi WiFi Router 4 is the superior choice for seamless HD streaming, online gaming and other bandwidth-intensive tasks. Furthermore, four powerful high-gain external antennas give wider coverage and better performance when lots of devices are connected, making it ideal even for a large home!

Latest 802.11ac WiFi Standard

The latest 802.11ac WiFi standard for 3x faster access and more reliable streaming for your home computers and mobile devices.

2.4G + 5G Dual Band

Simultaneous dual-band networks, 2.4GHz (300Mbps) and 5GHz (867Mbps).

Four External Antennas

Four external antennas for faster wireless performance at greater distances.

Xiaomi MiWiFi APP

Manage your network settings easily with the Xiaomi MiWiFi APP.

MediaTek MT7621A, 128MB RAM + 128MB ROM

MediaTek MT7621A MIPS processor, 128MB SLC Nand Flash ROM, 128MB DDR3 RAM: stable and reliable.


Brand Xiaomi
Type Routers
Processor MediaTek MT7621A MIPS Dual Core 880MHz
ROM 128MB SLC Nand Flash
RAM 128MB DDR3-1200V
Protocol Standards IEEE 802.11a/b/g/n/ac, IEEE 802.3/3u/3ab
Transmission 2.4G WiFi: 2 x 2 (support IEEE 802.11n, 300Mbps max)
5G WiFi: 2 x 2 (support IEEE 802.11AC, 867Mbps max)
Antenna 4 external dual frequency omnidirectional antennas (2 x 2.4G max. Gain 5dBi, 2 x 5G max. Gain 6dBi)
Wireless Channel 2.4GHz Channel 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
5GHz Channel 36, 40, 44, 48, 52, 56, 60, 64, 149, 153, 157, 161, 165
LAN Ports 2 x 10/100/1000M LAN port (Auto MDI/MDIX), 1 x 10/100/1000M WAN port (Auto MDI/MDIX)
LED Indicator Red, Blue, Yellow
Modulation Mode 11b: DSSS: DBPSK (1Mbps), DQPSK (2Mbps), CCK(5.5/11Mbps)
11a/g: OFDM: BPSK (6/9Mbps), QPSK (12/18Mbps), 16QAM (24/36Mbps), 64QAM (48/54Mbps)
11n: MIMO-OFDM: BPSK, QPSK, 16QAM, 64QAM. rate set: MCS0~MCS15
11ac: MIMO-OFDM: BPSK, QPSK, 16QAM, 64QAM, 256QAM. Rate set: MCS0~MCS9 (support 2 stream)
Receiving Sensitivity 11Mbps: -90dBm or less
54 Mbps: -72dBm or less
HT20 MCS7: -69dBm or less
HT40 MCS7: -66dBm or less
VHT20 MCS8: -65dBm or less
VHT40 MCS9: -60dBm or less
VHT80 MCS9: -58 dBm or less
OS Based on OpenWRT Deeply Customized Intelligent Router Operating System MiWiFi ROM
Wireless Security WPA-PSK/WPA-PSK2 encryption, wireless access control (black and white list), SSID hidden
Applications Support for Web, Android, iOS
Approval Standards GB9254-2008 YD/T993-1998 GB4943.1-2011
Working Environment Operating Temperature: 0-40 degree.C
Humidity: 10% – 90% RH (non-condensing)
Storage Temperature: -40-70 degree.C
Storage Humidity: 5% -90% RH (non-condensing)
Product Size 200 x 134.86 x 178.98mm
Package Contents 1 x Xiaomi Mi WiFi Router 4, 1 x Power Adapter, 1 x User Manual

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