Asus WL-138gE Broad Range Wireless PCI Adapter provides an option for desktop PC users to optimize wireless LAN connectivity. The Asus wireless IEEE802.11g PCI Adapter is ready to run in any PCI-equipped desktop PC. With WL-138gE Wireless PCI Adapter, users may easily upgrade their desktop PCs to WLAN client station, which have users on the network without restriction. Features: PCI bus power management interface specification 1.0 compliant ACPI 1.0 compliant IEEE 802.11b/g standard for 2.4 GHz Wireless LAN Supports 64/128 bit WEP and WiFi-WPA2 PCI local bus specification Revision 2.2 compliant Reverse connector with a detachable antenna Support WMM, Afterburner (125HSM) and Broad Range technology Supports Windows XP/2000/ME/98SE BroadRange - Boosts coverage area by 300% The WL-138gE adopts Broadcom's new BroadRange technology, which uses advanced digital signal processing techniques to provide the highest receiver sensitivity, increasing signal coverage range by 300%. Partner with BroadRange routers for maximum range The WL-138gE, with BroadRange technology, can achieve maximum range extension through connection with BroadRange-capable wireless routers (WL-550gE). WMM (Wi-Fi Multimedia) WWM provides multimedia enhancements for Wi-Fi networks to improve sharing of audio, video, and voice contents. Automatic environment detection The system will automatically detect WLAN environments to select 802.11g for faster transfer or 802.11b for backward compatibility. 125* High Speed Mode - Enhance transfer speed of 802.11g standard by 35% With "Afterburner" technology, the WL-100gE boosts wireless transfer speeds by 35% compared with standard 802.11g speeds. Rich add-on features and 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 on-line trouble shooting feature. Mobile manager: Support automatic roaming and network reconfiguration between different locations Site survey: Explore your wireless networking topology through a handy way One Touch Setup Wizard: High-speed wireless network is just a few clicks away