| Device name | Monitor room host | Engine room extension | antenna | UPS power supply | Car intercom | Computer room phone | Car top and bottom spoke | |
Device pictures |
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Device parameter | Specification size | 300*230*180mm | 240*180*55mm | 550*110mm | 250*160*70mm | 66*25*12.5mm | 190*80*55mm | 118*78*37mm |
| working voltage | DC-12V | DC-12V | DC-12V | DC-12V | DC-12V | DC-12V | DC-12V | |
| Working current | 2.8～3.2A | 2.3～2.6A | - | 4A | 12mA | 12mA | 12mA | |
Standby voltage | DC-12V | DC-12V | DC-12V | DC-12V | DC-2～4V | DC-2～4V | DC-2～4V | |
Standby current | 150～170mA | 140～160mA | - | 180mA | 3mA | 3mA | 3mA | |
Operating temperature range | -30℃～70℃ | -30℃～70℃ | -30℃～70℃ | -30℃～70℃ | -30℃～70℃ | -30℃～70℃ | -30℃～70℃ | |
maximum power | ≤5W | ≤5W | ≤80W | ≤60W | - | - | - | |
transmission mode | wireless | wireless | wireless | - | Two line | Three line | Two line | |
Signal coverage | 3～5km | 3～5km | 3～5km | - | - | - | - | |
frequency | 410MHZ | 410MHZ | 410MHZ | - | - | - | - | |
Number of controllable elevators | 3000 sets | 4 sets | - | - | 1 set | 1 set | 1 set | |
volume | ＞60db | ＞60db | - | - | ＞60db | ＞60db | ＞60db | |
Fixed mode | Wall hanging or flat laid | Wall hanging or flat laid | Screw fixation | Wall hanging or flat laid | Screw fixation | Wall hanging | Wall hanging | |
