All of these PC Card modems are Type II cards. Also, you can use a CompactFlash Modem with a PC Card adapter in lieu of a PC Card Modem. Each PC Card works at 5 volts. Lower values indicate longer battery life. 300mA ships with HP660LX Smart Modular Technologies, Apex Data Products Div.
All information contained here is based upon manufacturers spec sheets and other sources.
It is not guaranteed to be correct. If you have questions regarding this information, please contact the manufacturer.