The BlueNEXT BN-901S is a Bluetooth-enabled, automotive GPS. The BlueNext GPS receiver offers a 65-channel, all-in-view tracking for fast acquisition and reacquisition. This unit has an acquisition rate hot startup of 1 second, a warm startup of 25 seconds, and a cold startup of 29 seconds. The unit allows for Bluetooth Serial Port Profile interface. The BlueNEXT BN-901S connects directly to a laptop, PDA, smartphone, or desktop computer via the USB port or Bluetooth. It turns a computer into a GPS navigational system. The BlueNext GPS receiver uses satellites to determine the location of the unit. The dimensions of the BlueNext GPS receiver are 2.76 inches in height by 1.58 inches in width by 0.79 inches in depth (70 mm by 40 mm by 20 mm). The device is powered by the USB connection, so there is no need to worry about batteries. The operating temperature range for this automotive GPS is -4 degree f/-20 degree C to 140 degree f/60 degree C.