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| PartNumber | SM280404-1 | SM280 | SM2802C |
| Description | Speakers & Transducers Dynamic Speake | ||
| Manufacturer | DB Unlimited | SM | - |
| Product Category | Speakers | IC Chips | - |
| Series | SM | - | - |
| Product | Speakers | - | - |
| Type | Dynamic | - | - |
| Packaging | Bulk | - | - |
| Termination Style | Wire Leads | - | - |
| Mounting | Flush Mount | - | - |
| Operating Temperature Range | - 40 C to + 66 C | - | - |
| Height | 5 mm | - | - |
| Frequency | 4.5 kHz | - | - |
| Impedance | 4 Ohms | - | - |
| Sound Pressure Level | 90 dBA | - | - |
| Shape | Round | - | - |
| Diameter | 28 mm | - | - |
| Power Rating | 200 mW | - | - |
| Dimensions | 5 mm H | - | - |
| Height in | 0.197 in | - | - |
| Height mm | 5 mm | - | - |
| Cone Material | Mylar | - | - |