PalmOne OS 4.1 Upgrade Software with Mobile Connectivity Update your Palm handheld's operating system software New applications, including Notepad for writing "sticky notes" Mobile connectivity software for accessing the Internet and sending e-mail via your own ISP Send wireless SMS messages via infrared-enabled GSM mobile phones Compatible with Palm V series, III series handhelds with Palm OS version 3.1, 3.3 or 3.5