Model:	DMT-09-5-5
Rated Voltage:	5 VDC
Operating Voltage:	4 VDC - 6 VDC
Current Consumption:*	70 mA max.
Sound Pressure:*	90 dB min.
Coil Resistance:*	50 +/- 3 OHM
Coil Impedance:	97 OHM
Resonant Frequency:	2,731 Hz
Operating Temp:	-20 ~+70degree C
Weight:	0.7 gram

* Applying rated voltage (square wave, 1/2 duty, resonant frequency)
* Distance at 10 cm (applying rated voltage: 2,700 Hz, 1/2 duty, square wave) 
* Applying resonant frequency, sine wave, measuring current 60mA