Speakers
| Diameter | 18mm dia. |
| Depth | 4.2mm |
| Impedance | 8 ohm |
| Rated Input Power | 0.8W |
| Max, Input Power | 1.0W |
| Resonant Frequency (f0) | 720±20% Hz at 1V |
| Frequency Range | 640–17K Hz |
| Sensitivity (SPL) | 96±3db @ 0.5W/0.1M |
| Magnet Material | NeFeb |
| Cone Material | Mylar |
| Operating Temperature | -20℃ ~ +70℃ |
| Storage Temperature | -40℃ ~ +80℃ |
