USB 2.0 interface - SiRF III Chipset - Antenna Type: built-in patch antenna - Tracks up to 20 satellites - Receive code: L1 C/A - Max update rate: 1Hz - Hot start: 1 sec. - Warm start: 38 sec. - Cold start: 42 sec. - Position Accuracy: 5-25 meter CEP without SA - Velocity: 0.1 meters/second without SA - Time: 1 microsecond synchronized GPS time - Position: 1 to 5 meters - Velocity: 0.05 meters/second - EGNOS/WAAS/Beacon - Horizontal position Accuracy: - Vertical position Accuracy: - Dynamic Conditions: - Altitude: max. 18000 meters (60000 feet) - Velocity: max. 515 meters (700 knots)/second - Cable length: 130cm - Comes with software CD