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| Power supply: | 16V DC/1A
| Power consumption: | 10W in operation;0.5W in standby
| Operation temperature: | -15°C~+50°C
| Conversation System: | Bi-directional conversation through the receiver
| Calling Tone: | Ding Dong chime
| Conversation Time: | Automatic cutoff after about 1 minute
| Scanning Frequency:Horizontal:15.625KHz Vertical: | 50Hz
| External dimension: | 225(L)*189(W)*54(H)mm |
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