| PartNumber | SMT-9303CP | SMT-901 | SMT-9403C |
| Description | Speakers & Transducers EM 85dB 2500H 3.6Vpp | Speakers & Transducers EM 87dB 2300Hz 5Vpp | Speakers & Transducers EM 87dB 3.6V |
| Manufacturer | PUI Audio | PUI Audio | PUI Audio |
| Product Category | Speakers & Transducers | Speakers & Transducers | Speakers & Transducers |
| RoHS | N | N | N |
| Product | Transducers | Transducers | Transducers |
| Type | Electromagnetic | Piezoelectric | Electromagnetic |
| Frequency | 2.5 kHz | 2.3 kHz | 2.5 kHz |
| Sound Pressure Level | 85 dBA | 87 dBA | 85 dBA |
| Termination Style | Gullwing Lead | Gullwing Lead | Gullwing Lead |
| Minimum Operating Temperature | - 20 C | - | - 20 C |
| Maximum Operating Temperature | + 60 C | - | + 60 C |
| Length | 8.5 mm | - | 8.5 mm |
| IP Rating | - | - | - |
| Series | SMT | SMT | SMT |
| Brand | PUI Audio | PUI Audio | PUI Audio |
| Length in | 0.335 in | - | 0.335 in |
| Length mm | 8.5 mm | - | 8.5 mm |
| Product Type | Speakers & Transducers | Speakers & Transducers | Speakers & Transducers |
| Subcategory | Audio Devices | Audio Devices | Audio Devices |
| Diameter | - | - | 4 mm |