Sony PEGA-WL100 Wireless LAN Card Wireless LAN card for CLI handheld (conforms to IEEE 802.11b standard) Enables web browsing, POP3 e-mail access and wireless synchronization with your PC via Wireless LAN (Subscription may be required. Check with your e-mail provider for e-mail access service via Wireless LAN) International Wireless LAN interoperability standard WiFi certified. (Wi-Fi certified LAN access point required) 128bit WEP data encryption in addition to 64bit WEP Compatible with Sony Clies with CF ports