Of course they represent a greater investment than PC cards.
PC cards are typically used to expand a system's embedded applications.
A new PC card for 802.11g was also available.
It is also possible to play data back audibly with the PC sound card.
Musical instruments and PC sound cards were the most popular applications.
Is a PC card an accessory or a phone?
In a normal public connection, the PC card in a laptop looks for access points.
VoiceStream has only the cable, with a PC card on the way.
Next, you will need the hardware - either a PC card or a wireless phone designed to work as modem - and the carrier's software.
Same price and configuration as the PC card.