Specifications:
1) Rated voltage: 3Vp-p / 10Vp-p
2) Operating voltage: 1-30Vp-p
3) Max. current consumption: 1.2mA/4mA
4) Min. sound output at 10cm: 70dB / 82dB
5) Resonant frequency: 2000kHz/2700kHz
6) Tone nature: continuous
7) Operating temperature: -20 ~ 70oC
8) Weight: 2g

Features:
1) Low power consumption
2) No contacts (therefore no noise)
3) Highly reliable

Outer packing:
Standard export carton