WSB419 Wasabi SoM

IPQ4019 Dual Band 802.11ac MU-MIMO Onboard WiFi System on Module

  • Qualcomm Atheros IPQ4019 710MHz CPU
  • 2×2 MU-MIMO On-board WiFi 2.4GHz radio, up to 400Mbps physical data rate
  • 2×2 On-board MU-MIMO 5GHz WiFi radio, up to 867Mbps physical data rata
  • Additional Mini PCI Express v2.0 for additional 3rd WiFi radio support

Specification Table

Product Type System on Module
Chipset IPQ4019
Frequency 2.412~2.472GHz
Reference Design DK04
System Memory 256MB (supports up to 1GB)
NOR Flash 16MB
NAND Flash 128MB
Interface Supports Gigabit Ethernet LAN/WAN
Supports Mini PCI Express v2.0 Supports Serial Port UART and
Supports MicroSD Card Slot
Supports USB 2.0 and USB 3.0
Operating Voltage 3.3V, 5V, and 12V
Reset Button Supports Reset Button
Operating System QCA Reference Firmware, OpenWRT v18, CompexWRT
Certification RoHS Compliance
Power Consumption 12W (Max)
Extra Supports Dynamic Frequency Selection (DFS)
Temperature Range Operating: -20ºC to 70ºC, Storage: -40ºC to 90ºC
Humidity Operating: 5% to 95% (non-condensing)
Dimension 58 x 40 x 5.5 mm


2.4GHz  (Per Chain)
Data Rate TX (dBm) RX (dBm)
802.11b 1Mbps 23 -96
11Mbps 23 -90
802.11g 6Mbps 23 -96
54Mbps 19 -78
11n HT20 MCS 0 23 -94
MCS 7 18 -74
11n HT40 MCS 0 23 -92
MCS 7 18 -71


5GHz  (Per Chain)
Data Rate TX Power RX Sensitivity
802.11a 6Mbps 23 -93
54Mbps 20 -79
11n/ac HT20 MCS 0 23 -91
MCS 8 18 -70
11n/ac HT40 MCS 0 23 -92
MCS 9 17 -70
11ac HT80 MCS 0 22 -86
MCS 9 16 -66


Country Certification
USA REACH Compliance
EU RoHS Compliance


WSB419-A Wasabi Datasheet

WSB419-A Wasabi Hardware Guide