- US Global Sat Bluetooth GPS receiver- Greater accuracy, new compact profile- The next generation Bluetooth GPS receiver- Incorporates the latest technology such as the SiRF StarIII Low Power GPS chipset forgreater sensitivity and a higher degree of accuracy and faster signal acquisition times- Communicates with its host device (PDA, laptop or smartphone) using a 2.0 Bluetooth Serial Port Profile (SPP)- Built-in ceramic patch antenna (eliminates the need for any external antenna) - Provides impressive accuracy even within urban canyons and under dense foliage- Rechargeable and replaceable Li-ion battery offers up to 15 hours of continuous GPS use from a fully charged state- 3 Color status LEDs indicate power condition, Bluetooth connectivity and GPS signal status- SilverUSGBT338