PSB6520 и другие
| Компонент | Описание | Производитель | |
| PSB652-X | Tone Ringer (TRI) |
Siemens Semiconductor Group |
 |
| PSB6520 | Tone Ringer (TRI) |
Siemens Semiconductor Group |
|
| PSB6520-2 | Tone Ringer (TRI) |
Siemens Semiconductor Group |
|
| PSB6521-2 | Tone Ringer (TRI) |
Siemens Semiconductor Group |
|
| PSB6523-T | Tone Ringer (TRI) |
Siemens Semiconductor Group |
|
| PSB652X | Tone Ringer (TRI) |
Siemens Semiconductor Group |
|
| PSB652X-Y | Tone Ringer (TRI) |
Siemens Semiconductor Group |
|