| Image | Part Number | Manufacturer | Description |
|---|---|---|---|
 | AST-03032MR-R | Projects Unlimited | SPEAKR 32OHM 100MW TOP PORT 81DB |
 | 7BB-12-9 | Murata | 12mm Dynamic Speaker, 9kHz, 8nF, 1kR, SMD |
| 7BB-20-6 | Murata | MURATA - 7BB-20-6 - PIEZO SOUNDER | |
 | AI-4228-P-FP28-R | Projects Unlimited | Audio Indicators & Alerts 12VDC 2800Hz 88dBA |
 | 7BB-35-3L0 | Murata | Audio Indicators & Alerts 30.0nF +/-30% 2.8kHz +/-0.5%kHz |
 | PKM22EPPH2002-B0 | Murata | Sounder, Piezo, 15V, 79Db, 2Khz Rohs Compliant: Yes |Murata PKM22EPPH2002-B0 |
| AS05008PR-WR-R | Projects Unlimited | SPEAKER 8OHM 1W TOP PORT 84DB | |
| AST-1732MR-R | Projects Unlimited | SPEAKR 32OHM 200MW TOP PORT 90DB | |
 | PKM22EPH2001 | Murata | AUDIO PIEZO TRANSDUCER 25V TH |
 | PSR-28N08A-JQ | Mallory Sonalert | Speakers Ferrite 700Hz 0.5W 89±3dBA 8Ohm Round |
 | PKM22EPPH4007-B0 | Murata | 22mm Piezo Transducer, 4kHz, 30V, Through Hole |
 | AI-4228-P-CH16-R | Projects Unlimited | Audio Indicators & Alerts 12VDC 2900Hz 86dBA |
 | SMI-1740-TW-12V-R | Projects Unlimited | AUDIO MAGNETIC IND 3-20V SMD |
| 7BB-15-6L0 | Murata | Audio Indicators & Alerts 6.00KHZ .01UF PIEZO ELEMENT | |
 | AST-01708MR-R | Projects Unlimited | 17mm Dynamic Speaker, 8 Ohm, 1.5kHz, 0.5W, Round PC Pin |
 | MSR516N | Mallory Sonalert | AUDIO PIEZO INDICATOR 5-16V TH |
| 63S1120 | CUI | AUDIO PIEZO INDICATOR 9-15V CHAS | |
| SMT-0540-T-6-R | Projects Unlimited | AUDIO MAGNETIC XDCR 2-4V SMD | |
| CEP-1109 | CUI | AUDIO PIEZO TRANSDUCER 30V SMD | |
 | LSC616 | Mallory Sonalert | Audio Indicators & Alerts CONSTANT, 6-16VDC ALARM + LED, MEDIUM |