| Working Voltage: | +6.0 ~+45VDC |
|---|---|
| Inside Backup Battery: | Rechargeable 3.7V 100mAh Li-ion Battery |
| Working Temperature: | -20 ~ 85 Degree Celsius |
| GSM Frequencies: | 850MHz/900MHz/1800MHz/1900MHz |
| Receiving Ways: | 56 Channels |
| Power Failure Alarm: | Yes |
| Customization: |
|---|
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