Model No. ZC2395W1153-TC-09-3.4 ZC2395W1153-TC-12-3.5 Rated Voltage (VDC) 9 12 Operating Voltage (VDC) 320 *Rated Current (mA) ≤9 ≤12 *Sound Output at 10cm (dB) ≥90 *Resonant Frequency (KHz) 3.4±0.5 3.5±0.5 Operating Temperature () -20 +65 Storage Temperature () -30 +75 Weight (g) 4.0 Case material and colour PC/Black *Value applying rated voltage (DC)