D4 System
OP-D4D2AR
DESCRIPTION
Two way communication
One room one password
Release door by ID card
Can work with 256 door phones
Calling tone adjustment
PRODUCT VIEWS
SPECIFICATION
| Temperature | -40~70 degrees Celsius |
| Relative humidity | 45%~95% |
| Atmospheric pressure | 86Kpa~108Kpa |
| Fire endurance rating | IP33 |
| Working voltage | DC12V |
| Static current | 20mA |
| Working current | 0.12A |
| Power dissipation | 1.44W |
| Dimension | 315*130*45mm |
| N.W. | 880g |