Full Details from Amazon.com : http://www.amazon.com/gp/product/B000BD9PBQ?tag=onigi-20
SPECTEC SDIO Wireless LAN Networking Card WLAN 802.11b Internet Connection for PDAs Notebooks
Worlds Smallest SD WLAN Card 385 x 24 x 21 mm 12 the size of major competitors
Major OS Compatibility Windows Mobile 2003Pocket PC 2003 2nd edition only Windows CE v4X Windows Mobile 50 30
Hardware Compatibility iMate iJoy iPAQ Dell etc
Interface SD IO Ver10 Support Ver11 or later IEEE80211b Wi-Fi compliance
Surf Wifi Hotspots Coffee shops airports hotels and etc