East
| External driven piezo transducer | Self driven piezo transducer |
| Piezo buzzer | SMD external driven piezo transducer |
| SMD piezo buzzer | SMD magnetic buzzer |
| SMD magnetic transducer | High output piezo alarm transducer |
| Speaker. | Ultrasonic Annunciator. |
| High output piezo alarm buzzer. | High output speaker. |
| Magnetic transducer/buzzer. | Piezo element with lead wire. |