Dimensions: 270mm × 270mm × 174mm
Hardware configuration:
Processor: Qualcomm® IPQ8072 quad-core A53 2.2GHz CPU
Network processing unit: Dual core 1.7GHz NPU
Memory: 1GB
2.4G Wi-Fi:
4×4 (supports up to IEEE 802.11ax protocol, the theoretical maximum rate is 1148Mbps)
5GHz-1 Wi-Fi:
4×4 (supports up to IEEE 802.11ax protocol, the theoretical maximum rate is 4804Mbps)
5GHz-2 Wi-Fi:
4×4 (supports up to IEEE 802.11ax protocol, theoretical maximum rate is 2402Mbps)
Antennas: External high gain antenna + internal AIoT antenna
Heat dissipation: Active cooling
Total ports:
10/100/1000/2500Mbps adaptive WAN/LAN port (Auto MDI/MDIX) ×1
10/100/1000Mbps adaptive WAN/LAN port (Auto MDI/MDIX) ×1
10/100/1000Mbps adaptive LAN ports (Auto MDI/MDIX)" ×3
LED indicator light:
8 lights, include: System indicator × 1, Internet indicator × 1, Network port × 5, Atmosphere light × 1
System reset button:
USB 3.0 port:
Mesh networking button: ×1
Power button: ×1
Power input port: ×1
Protocol standards: IEEE 802.11a/b/g/n/ac/ax，IEEE 802.3/3u/3ab

Wireless specifications:
Tri-band: 2.4GHz, 5GHz-1 and 5GHz-2
Modulation:
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. Data rate：MCS0-MCS15
11ac：MIMO-OFDM:BPSK,QPSK,16QAM,64QAM,256QAM.
11ax：MIMO-OFDM:BPSK,QPSK,16QAM,64QAM,256QAM,1024QAM.
Data rates: MCS0-MCS11 (supports 4 streams).4096QAM.
Data rates: MCS12-MCS13 (supports 2 streams)

Software specifications:
Operating system:
MiWiFi ROM, a smart router operating system based on OpenWRT
WiFi Encryption:
WPA-PSK/WPA2-PSK/WPA3-SAE encryption, Wireless access control (black and white list), SSID hidden
Management applications: Supports Web, Android, iOS

Working environment:
Working environment temperature: 0-40℃ 
Operating humidity: 10%-90%RH (non-condensing)  
Storage temperature: -40-70℃
Storage humidity: 5%-90%RH (non-condensing) 

Package contents:
Mi Router AX9000 ×1
Instruction Manual ×1
Power adapter ×1
Network cable ×1