Speakers
| Diameter | 28mm dia. |
| Depth | 6.5mm |
| Impedance | 8 ohm |
| Rated Input Power | 1 W |
| Max, Input Power | 1.5 W |
| Resonant Frequency (f0) | 550 Hz +-20 % at 1V |
| Frequency Range | 100–20K Hz |
| Sensitivity (SPL) | 91 +-3 dB @ 0.1W, 0.1M |
| Magnet Material | NeFeb |
| Cone Material | Mylar |
| Operating Temperature | -20~+50C |
| Storage Temperature | -25~+60C |
