2.4GHz 2×2 Wireless Embedded Board with MiniPCI-e Slot

  • Qualcomm Atheros QCA9531 MIPS 24Kc 650MHz CPU
  • CompexWRT and OpenWRT firmware supported
  • 2×2 On-board radio up to 300Mbps physical data rate
  • Dual Radio Solution (on-board radio and 1 miniPCIe slot that supports all Compex 802.11ac/abgn radio)
  • Integrated 48V IEEE 802.3af available as Option
  • Support 2 x FE Ports
  • SIM Holder available as Optional Add-on

Specification Table

Product Type Wireless Embedded Board
Chipset QCA9531
CPU Frequency 650MHz
Architecture MIPS 24Kc
System Memory 128MB DDR2
Flash Memory 16MB
Wireless Standard 802.11n, 802.11g, 802.11b
MIMO Channels 2×2
Frequency Range 2.412 ~ 2.472 GHz
Output Power (Per Chain) 23dBm
Wireless Speed 300Mbps
MiniPCI-e Slot v1.1
Interface 2x Fast Ethernet Port,
1x JTAG 14 Pin Connector,
1x Serial Port 4 Pin Connector,
1x MiniPCI-e Slot 9.2mm,
2x U.FL Connector
LED 14 PIN Connector, 6x LED Indicators
Power over Ethernet Passive PoE 24V (LV version) IEEE 802.3af/at or Passive PoE 24-56V (HV version)
DC Jack 12 – 24V
Reset Button Yes
Operating System CompexWRT or OpenWRT/LEDE
Certification CE, FCC, REACH & RoHS Compliance
Power Consumption 6.9 Watts (Max)
Extra Surge Suppressor, Watchdog Timer
Temperature Range Operating: -20ºC to 70ºC, Storage: -40ºC to 90ºC
Humidity Operating:5% to 95% (non-condensing)
Dimension  117 x 105 x 17mm (W x H x D)


2.4GHz (Per Chain)
Data Rate TX (dBm) RX (dBm)
802.11b 1Mbps 23 -94
11Mbps 23 -89
802.11g 6Mbps 23 -95
54Mbps 19 -75
11n HT20 MCS 0 22 -94
MCS 7 17 -75
11n HT40 MCS 0 22 -88
MCS 7 17 -70


Country Certification
USA REACH Compliance
EU CE RED,RoHS Compliance


WPJ531 Datasheet

WPJ531 Hardware Guide

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