Pocket Size Bluetooth connector 3-color LED status indicators Able to conjoin Pocket PC, Cellphone and Laptop Specification: GPS chipset: Sony 4th generation Integrated patch antenna Bluetooth: ST Micro 2415/2150 TTFF: Cold Start 45s/ Warm Start 30s /Hot Start 2s (average) GPS output format: NMEA0183 V3.01 12 Channels Interface: Compatible Bluetooth Serial Port Profile (SPP): V1.1 and class 2 Positioning accuracy: 2DRMS: approx. 2m Tracking sensitivity: -152dBm (average) or less Acquisition sensitivity: -139dBm (average) or less in Normal mode Dimension: 73.4 x 39.0 x 18.9 mm (L x W x H) Weight: 200 grams