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3Com公司出品了一款名为CardBud的PC卡，它将10/100兆赫局域网卡和56K调制解调器集成在一起。出门在外的人想要上公司的企业网或给办公室发个电子函件就不再是件麻烦事了，只需将此卡插头的保护套拔出，接上一条电缆或电话线，就不再需任何其它的连线了。而且它只占用网卡一个
3Com produced a PC Card called CardBud, which integrates a 10/100 MHz LAN card with a 56K modem. It is no longer troublesome for people on the go who want to send an e-mail to a corporate network or send an email to an office. Simply unplug the card’s protective sleeve and connect it to a cable or telephone line. Need any other connection. And it only takes up one card