Sierra Wireless 598U USB Modem for Sprint's 3G EvDO network packs microSD slot for memory cards up to 32Gb, external antenna jack, and integrated assisted GPS in a tiny and slick package

The first PCMIA broadband modem to support HSUPA – for a staggering (theoretical) download speed of up to 7.2 Mbps and upload speeds up to 2.0 Mbps

Small and reliable USB modem for HSPA networks with MicroSD memory expansion