The Cardbus Card incorporates a dual-mode design that enables IEEE802.11b, and IEEE802.11g WLAN standards to operate simultaneously. Host interface: 32-bit Cardbus, type II, 3.3V only, Network Standard: IEEE 802.11g, backward compatible with 802.11b device, Network Architecture Types: Infrastructure and ad-hoc, Operating Frequency: 2.412-2.472 GHz, Operating Channels: CH1~CH13, Antenna: Two onboard Inverted-F antenna to support diversity, Range: Indoor 130 ft (40 m), outdoor (LOS, Line-Of-Sight) 1000 ft (330 m)The range may vary from different environments, WEP: 64/128-bit WEP; each includes 4 user-defined keys, Support WPA (under WinXP SP1 later), Utilities: Mobile control center: Integrate all tools and indicate real time status information on system tray, Wireless setting: Diagnose and configure your wireless network settings with online trouble shooting feature, Mobile manager: Support automatic roaming and network reconfiguration between different locations, Site survey: Explore your wireless networking topology with ease, Live Update: Download the newest driver and utilities from Internet, LED Indicators: LNK(Link); ACT(Activity), Size: 115 mm L* 54.0 mm W* 6.3 mm H(± 0.2), Weight: 45 g. Supplied with Quick Start Guide and Driver CD.