Dimensions 20x3mm
Impedance 8 ± 15% Ω at 2000Hz
Rated input power 2.0W
Maximum input power 2.5W
Resonant frequency of 1000 ± 20% Hz
Output sound pressure 88 ± 3dB/0.1M 0.1W at 0.8,1.0,1.2,1.5 KHz Average
Frequency response range Fo ~ 20KHz
Dimensions 23x5mm
Impedance 8 ± 15% Ω at 2000Hz
Rated input power 2.0W
Maximum input power 2.5W
Resonant frequency of 500 ± 20% Hz
Output sound pressure 85 ± 3dB/0.1M 0.1W at 0.8,1.0,1.2,1.5 KHz Average
Frequency response range Fo ~ 20KHz
Dimensions 28x5.5mm
Impedance 8 ± 15% Ω at 2000Hz
Rated input power 1.0W
Maximum input power 1.5W
Resonant frequency of 600 ± 20% Hz
Output sound pressure 90 ± 3dB/0.1M 0.1W at 0.8,1.0,1.2,1.5 KHz Average
Frequency response range Fo ~ 20KHz
Dimensions 30x5.5mm
Impedance 4 ± 15% Ω at 2000Hz
Rated input power 0.5W
Maximum input power 1.0W
Resonant frequency of 420 ± 20% Hz
Output sound pressure 83 ± 3dB/0.1M 0.1W at 0.8,1.0,1.2 KHz Average
Frequency response range Fo ~ 20KHz
3.1 Impedance 16Ω±15% at 1000Hz 1.0V
3.2 Rated Input Power 0.3W
3.3 Max Input Power 0.5W must be normal at a white noise for one minute
3.4 Sound Pressure Level 90±3dB/1W 0.5M at 1.0,1.2,1.5,2.0KHz Average
3.5 Resonance Frequency (f0) 450Hz±20% at 1.0V
3.6 Frequency Range f0Hz~5KHz
Dimensions 18x13×3.9mm impedance 8Ω ± 15% at 2000Hz rated power 0.8W maximum power 1W resonant frequency 800Hz ± 20% output sound pressure 88 ± 3dB Frequency Range f0Hz ~ 20K
Dimensions 40x5.5mm impedance 8 ± 15% Ω rated power 1.0W maximum power 1.2W resonant frequency 600Hz ± 20% output sound pressure 97dB ± 3 Frequency Range Fo ~ 6KHz
Dimensions φ9.6x5.0 rated voltage 5VDC voltage 3 ~ 6VDC rated current ≤ 50mA output sound pressure ≥ 80dB generated frequency 3200 ± 300Hz Case Material PPO weight 2g