Using the latest SiRF StarIII firmware version 3.1.1 Support for WAAS/EGNOS Static Navigation turned OFF to improve and offer better real time accuracy and usability for Geocaching and navigation in walking mode. Cold temperature problem fixed. Auto power off in 10 minutes if you turn off your PDA/Notebook. This feature helps conserve battery life of the BT-338.

NEXT Generation Bluetooth GPS is here! Introducing the first SiRF Star 3 Bluetooth GPS from Globalsat (BT-338) with 20-channel satellites, faster time to first fix (TTFF) The BT-338 from Globalsat is the first Bluetooth GPS receiver to use SiRF star III chipset. SiRF star III chipset delivers high sensitivity for greater availability in far more environments, and provides superior location performance, both indoors and out. The BT-338 builds in the SiRF Star III Low Power chipset to achieve higher sensitivity. It communicates with Host platform (PDA, Laptop ) Via Bluetooth Serial Port Profile. A replaceable battery with larger capacity (1700mAh) enables the BT-338 to run for up to 17 hours. A sliding battery lid makes it more user-friendly. With its tiny and delicate look, the BT-338 is definitely your best choice! 3 LEDs showing the status of rechargeable Li-ion battery, GPS status and Bluetooth status. Bluetooth operation range:10 Meters