| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |


| Working temperature | -10C to 55C |
| Standby time | over 2,000 hours |
| Use Time | Approx 50 working Hours |
| Working distance | 10 meters |
| Transmission power | 0dBm |
| Working voltage | 3.3Volts |
| Working current | < 10mA |
| Charge voltage | 4.2V to 5.0V |
| Charge current | < 300mA |
| Built-in Rechargeable Li-polymer battery | |
| LED display | Battery low power, CAPS, charging, charge full |


