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Operation System |
Linux kernel version：3.0.36 |
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Processor |
Dual-core 1.5G (CPU Onboard) |
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Memory |
SEC (Samsung) |
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Recording Channels |
2/8 channels |
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Available Connection Port |
RJ11, R45, Power jack, USB port, micro USB port, |
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Storage |
4/8/16/32GB SD CARD; |
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250 GB/500GB/1TB 2.5" Micro hard disk. |
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Voice Compression |
8 Times compression, 1K/S (.g729) with encrypted file |
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Frequency Range |
300-3400HZ（±3DB） |
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Caller ID |
FSK, DTMF (with high sensitivity DTMF) |
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Voltage/Audio/Key |
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ON/OFF Hook Voltage |
RING (50-90AV), HOOK-OFF(5-16V), HOOK-ON(20-48V) |
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Power supply |
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Output :12V/3A(8 ports device); DC |
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Dimension |
1 U (desktop mount) |
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Storage Temperature |
-20℃- 85℃ |
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Working Temperature |
0℃-55℃ |
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Humidity |
8%-90% (NO MOISTURE CONDENSATION) |
