| Part Number | 355317 |
|---|---|
| Product Name | SA PREF+UA RM SYS C100 1+5 MCU 3YAN |
| SA PREF+UA | Indicates a specific Avaya Preferred and Unified Communications solution. |
| RM SYS | Likely refers to a Room System or a related system. |
| C100 | Could denote a capacity or model designation within the system. |
| 1+5 MCU | Suggests a 1 primary + 5 auxiliary (or similar) conferencing/media control unit configuration. |
| 3YAN | Potentially an internal designation or a specific feature set. |