Speaker mode: Dimensions 20x30x5.7mm AC impedance 8 ± 15% Ω at 2000Hz rated power 0.8W maximum power 1.0W resonant frequency 850 ± 20% Hz output sound pressure 93 ± 3dB/0.1M 0.1W at 0.6,0.8,1.0,1.2,1.5 KHz Average Frequency Range Fo ~ 15KHz
Dimensions 16x35x12mm impedance 8 ± 15% Ω at 2000Hz rated power 1.0W maximum power 1.5W resonant frequency 700 ± 20% Hz output sound pressure 89 ± 3dB Frequency Range Fo ~ 20KHz
Dimensions φ16 * 14mm rated voltage 6VDC voltage 4 ~ 8VDC rated current ≤ 30mA output sound pressure ≥ 85dB generate frequency 2300 ± 300Hz Case Material PPO Weight 7g