Model No. ZC1770D-TO-05-4.0-15-10.0 Rated Voltage (Vp-p) 5 Operating Voltage (Vp-p) 120 Resonant Frequency (Hz) 4000 Capacitance 15000±30% *Sound Output at 10cm (dB) ≥90 *Current Consumption (mA) ≤3 Operating Temperature () -20+70 Storage Temperature () -30+80 Weight (g) 1.2 Case material and colour PPO/Black *Applying rated voltage (Resonant frequency, Square wave)