| Brand | ESI |
|---|---|
| Type | Conventional System |
| Model | ESI-S-Class |
| MPN | S-Class |
Check the listing for details. ESI S Class Gen II Phone System Tested Warranty No Power Supply. Condition: Used. Listed at 29.97 USD. An ESI 'S' Class Gen II phone system. Neither the Admin nor the installer passwords are known and they are not the default 789 or 456. It is equipped for 4 lines, 8 digital phones and 2 analog phones.
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