Sierra Wireless has added five new products to its AirCard line of data cards and USB modems for mobile broadband networks. The company said that the expanded AirCard lineup includes the second generation of Sierra Wireless products for the emerging HSPA+ technology standard that offers download speeds of up to 21Mbps.

The new products introduced in second generation of Sierra Wireless products for HSPA+ networks include AirCard 503 data card, AirCard USB 308, and AirCard USB 309 modems. The company claims that the modems provide users with the power to quickly upload the latest installment for their company’s viral video campaign and check the team collaboration site for updates.

Sierra Wireless said that that AirCard 503 data card is convertible 2-in-1 card that fits both PC card and ExpressCard slots for compatibility with a range of notebook computers. The AirCard USB 308 and USB 309 modems sport a new industrial design and performance improvements, including faster browsing experience and faster installation and setup of Sierra Wireless Watcher connection manager.

According to Sierra Wireless, the AirCard USB 308 and USB 309 modems feature 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.

The company added that the AirCard USB 301 and USB 302 modems, supported by Sierra Wireless Watcher connection manager software, offer peak download speeds of 7.2 Mbps and peak upload speeds of 5.76 Mbps on an HSPA network.

Greg Speakman, vice president of marketing of AirCard product line at Sierra Wireless, said: The AirCard USB 308 and USB 309 and the AirCard 503 provide the latest technology and improved performance for the best possible mobile broadband experience for customers on the leading edge of mobile broadband technology.

“The AirCard USB 301 and USB 302 provide network operators with consumer targeted devices that offer significant value without sacrificing quality.