Alarm systems - Alarm transmission systems and equipment - Part 2-4: Requirements for equipment used in systems with voice communicators using the public switched telephone network
| Accuris | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Number | EN 50136-2-4 |
| Product Name | Alarm systems - Alarm transmission systems and equipment - Part 2-4: Requirements for equipment used in systems with voice communicators using the public switched telephone network |