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| Power supply: | DC16V
| Power consumption: | About 10W in operation;about 1W in standby
| Operation temperature: | -15°C~+50°C
| Conversation System: | Bi-directional conversation through the receiver
| Calling Tone: | Ding Dong chime
| Cutoff-Time:Stakeout:1 minute,Conversation: | 1 minute
| Scanning Frequency:15.625KHz Vertical: | 50Hz
| External dimension: | 225(L)*170(W)*52(H)mm |
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