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| TYPE (UNIT) | MSPT30A13W12 | MSPT30A35W09 |
| Min. Sound Output at 10cm (dB) | 85 | 88 |
| Rated Voltage (Vp-p) | 12 | 9 |
| Operating Voltage (Vp-p) | 1~40 | 1~40 |
| Resonant Frequency (Hz) | 1300+/-500 | 3500+/-500 |
| Max. Current Consumption (mA) | 3.5 | 3 |
| Capacitance at 1,000HZ (pF) | 45000+/-30% | 20000+/-30% |
| Operating Temperature (C) | -20~+60 | -20~+60 |
| Storage Temperature (C) | -30~+70 | -30~+70 |
| Weight (g) | 3.5 | 3.5 |
