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| Model | DX1255 | ||
| Rated Voltage | 1.0 V | 1.5 V | 12.0 V |
| Operating Voltage | 1-2 V | 3-7 V | 7-16 V |
| Sound Output at 10cm (dB) | 80 dB | 85 dB | 85 dB |
| Current consumption | 30 mA | 40 mA | 40 mA |
| Operating Temperature (℃) | -20~+70℃ | -20~+70℃ | -20~+70℃ |
| Storage Temperature (℃) | -30~+80℃ | -30~+80℃ | -30~+80℃ |
