Sierra Wireless has added more devices to take advantage of emerging 21Mbps HSPA+ (HSPA Plus) wireless networks. The AirCard 503 data card, AirCard USB 308, and AirCard USB 309 modems form the Vancouver company’s second generation of products for HSPA+ networks. The AirCard 503 data card is a convertible 2-in-1 card that fits both PC card and ExpressCard notebook slots. Sierra says its low profile, compact antenna, and impact resistant housing allow it to be safely stored in the notebook card slot even when inactive. The AirCard USB 308 and USB 309 modems havea new design and performance improvements, including faster installation and setup of Sierra Wireless Watcher connection manager and a faster browsing experience. The difference between the two models lies in the HSPA+ frequency bands supported the AirCard USB 308 supports the 850, 1900, and 2100 MHz HSPA+ frequency bands, while the AirCard USB 309 supports the 900 and 2100 MHz frequency bands.
Sierra also announced two new 7.2 Mpbs USB AirCards with new designs. The AirCard USB 301 operates on the 850 and 2100 MHz HSPA frequencies, while the AirCard USB 302 operates on the 900 and 2100 MHz frequencies.