Advantech EWM-W158F01E is IEEE802.11 a/b/g/n 2T2R Industrial Wide-Temp full-size MiniPCIe card. It is based on Atheros referance design (AR9592-AR1B chipset), the data rate is up to 300Mbps. The high-speed and wide-temp (-40 ~ 85 °C) is able to support high transmission and high reliability application.