Full GPS Function + Real-time Data Transmission – All in ONE The new fully rugged PS535F from Getac with a high sensitivity GPS receiver, E-Compass, altimeter and a 3M pixels auto-focus camera, is perfect for GIS applications. It is equipped with built-in WiFi, Bluetooth, and an extendable BT-EDGE WWAN modem to support boundless data transmission in real time. The embedded 2GB NAND Flash memory plus an external SD memory card up to 8GB ensure extensive data process and storage. All and beyond what you'd ask for have been neatly integrated in this world's smallest rugged PDA for the highest performance in any harsh environment.