IEEE 802.11 b/g/n (2.4GHz/5GHz, 2X2) based on QualcommAtheros AR1021X solution  USB 2.0 & SDIO Interface, High and Full Speeds supported  Module is powered by the host with a 3.3V +/- 10% supply...
 IEEE 802.11 b/g/n (2.4GHz, 2X2) based on QualcommAtheros AR1021G solution  USB 2.0 & SDIO Interface, High and Full Speeds supported  Module is powered by the host with a 3.3V +/- 10% supply. ...