| ITEM | Part Name | Description | Datasheet | Remark |
| 1 | M581B | 3 KEY单音门铃声-1声/2声 |
 |
|
| 2 | M582A | 单音门铃声IC-2声 |
|
|
| 3 | M60/M602 | 双音门铃1声/双音门铃2声 |
|
|
| 4 | M995C-DBx/C1x | 3 Key 双音门铃IC |
|
-DB,-DB2,-C15 |
| 5 | M995-DB2 | 3 Key 双音门铃IC |
|
| ITEM | Part Name | Description | Datasheet | Remark |
| 1 | M1E/M1D-95 | 2态双音遥控门铃,与M1E配对 |
|
|
| 2 | M3E/M3D-95 | 3态双音遥控门铃,与M3E配对 |
|
