Other than their wireless Lan miniSD card and SDIO video out card, Spectec is making another wonder SD card with integrated GPS receiver. Other than the question on power consumption, it is indeed a nice addon for those non-GPS pocket pc. The SD gps card is currently support only Windows Mobile 5.0 OS.

The mini GPS card Spectec SDG-810 will enable GPS capability on your portable device. Unlike other SDIO product which occupied your memory card slot, the SDG-810 has a microSD card slot itself. You can insert the GPS card to your SDIO slot, and then insert another microSD card to the SDG-810. You can load your GPS tracking software to the microSD slot as the mapping software is normaly large in file size.

Features:

• SDG-810 use SiRF Star III low signal levels and high sensitivity acquisition
• Built-in GPS unit antenna
• Supports 20 channel GPS all-in-view tracking accuracy
• Real time navigation for location based services
• LED to show GPS signal for searching
• SDIO standard version 1.1, 1.2
• Windows Mobile 5.0

Specifications:

• 62 x 24 x 2.1 mm
• Support up to 2GB microSD card
• Power Consumption: < 95mA

There isn't any pricing info available yet, you may contact this company if you are in US. Spectec is also working on compatible version for Palm OS.

Source