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General| Model | BT-821C |
|---|---|
| Type | Bluetooth GPS Receiver |
| Chipset | SiRF Star III |
| Frequency | L1, 1575.42 MHz |
| Channels | 20 |
| Sensitivity | -159 dBm |
| Acquisition Sensitivity | -148 dBm |
| Tracking Sensitivity | -159 dBm |
| Update Rate | 1 Hz |
| Bluetooth | Bluetooth 2.0 |
| Weight | 60g |
| Acquisition Time (Hot Start) | 1 sec |
| Acquisition Time (Warm Start) | 38 sec |
| Acquisition Time (Cold Start) | 42 seconds |
| Battery | Li-ion |
| Battery Type | Rechargeable |
| Operating Temperature | -10°C ~ +60°C |
| Storage Temperature | -20°C to 70°C |
| Accuracy | 3m (2D RMS) |
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