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| PartNumber | SM500316-1 | SM500308-2 | SM500308-1 |
| Description | Speakers & Transducers Dynamic Speake | Speakers & Transducers Dynamic Speake | Speakers & Transducers Dynamic Speake |
| Manufacturer | DB Unlimited | DB Unlimited | DB Unlimited |
| Product Category | Speakers | Speakers | Speakers |
| Series | SM | SM | SM |
| Product | Speakers | Speakers | Speakers |
| Type | Dynamic | Dynamic | Dynamic |
| Packaging | Bulk | Bulk | Bulk |
| Mounting | Flush Mount | Flush Mount | Flush Mount |
| Operating Temperature Range | - 40 C to + 66 C | - 40 C to + 66 C | - 30 C to + 60 C |
| Height | 8 mm | 5.2 mm | 7.6 mm |
| Frequency | 4.5 kHz | 350 Hz | 350 Hz |
| Impedance | 16 Ohms | 8 Ohms | 8 Ohms |
| Sound Pressure Level | 85 dBA | 92 dBA | 92 dBA |
| Shape | Round | Round | Round |
| Diameter | 50 mm | 50 mm | 50 mm |
| Power Rating | 250 mW | 500 mW | 1 W |
| Dimensions | 8 mm H | 5.2 mm H | 7.6 mm H |
| Height in | 0.315 in | 0.205 in | 0.299 in |
| Height mm | 8 mm | 5.2 mm | 7.6 mm |
| Cone Material | Mylar | Mylar | Mylar |