| Speaker and Receiver 2008-8-11 |
| Our main products include PIEZO ELECTRIC BUZZER, MAGNEZTIC BUZZER, PIEZO, ALARM, SPEAKER, MICROPHONES, HEADPHONE, EARPHONE, etc. To this date, we have three factories, twelve product lines and numerous workshops, which cover over 12000 square meters. |
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| Magnetic Buzzer 2008-8-11 |
Rated Voltage: 5V
Operating Voltage: 4~8V
Max. Rated Current: 40mA
Resonant Frequency: 2400Hz
Min. Sound Pressure Level: 85dB/10cm
Coil Ressistance(DC): 45+-5Ω
Coil Impedance(AC): 80Ω
Operating Temperature: -20~+70 C
D(mm): 12
H(mm): 9
Weight: 2g |
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| Piezo Siren 2008-8-11 |
Rated Voltage: 3V
Operating Voltage: 2~5V
Max. Rated Current: 160mA
Resonant Frequency: 3100Hz
Min. Sound Pressure Level: 85dB/10cm
Coil Ressistance(DC): 5.5+-1Ω
Coil Impedance(AC): 9Ω
Operating Temperature: -20~+70 C
D(mm): 9
H(mm): 5.0
Weight: 1g |
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| Speaker 2008-8-11 |
Rat. Impedance 4, 8, 16, 32, 64, 100, 150(+-15%)Ω
Rat. Noise Power(Max) 0.25W
Rat. Resonant Freq(fo) 750+-25%(Hz)
Rat. Freq. Range f -3000Hz
Rat. Char Sensitivity Level 84+-3dB
D(mm) 27
H(mm) 3.0 |
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| Earphone 2008-8-11 |
| We have different types of earphone. If you want to know more details, please feel free to contact us, thank you! |
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| Head Phone 2008-8-11 |
| We have different types of earphone. If you want to know more details, please feel free to contact us, thank you! |
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| Electronic Siren 2008-8-11 |
Voice Coil Impedance: 12
Voice Coil Dimension: 25.4 mm
Rated Voltage: 12
Operating Voltage: 10W/15W/20W
Min. Sound Pressure Level: 110 +- 3 dB |
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| SMD Buzzer 2008-8-11 |
| Was established in 1996. It is dedicated to the professional producing of acoustic and electronic equipments. During the past years, because of our continuous development in variety, our main products include PIEZO ELECTRIC BUZZER, MAGNEZTIC BUZZER, PIEZO, ALARM, SPEAKER, MICROPHONES, HEADPHONE, EAR...... |
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