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Buzzer Manufacturer
Ariose Electronics Co., Ltd is a professional manufacturer of Buzzer and Speaker. Our main products include Dynamic Speaker, Electrets Condenser Microphone, SMD Buzzer, Piezoelectric Transducer, Micro Speaker, etc.

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View Picture Add to Item No. View Picture Product Name Specification
LF-K102102B375C,Micro Speaker
LF-K102102B375C
Micro Speaker
Nominal Impedance 8Ω ± 15%  
Resonant frequency 120Hz ± 20%
Frequency Response Fo ~12KHz
Sound Pressure Level 83 ± 3dB / average: 120Hz~2,000Hz
Input 2.83Vrms sine wave at 100cm
Input Power ( Nom. / Max. ) 7.5W / 10W
Distortion Less than 5% at 1,000Hz / input 7.5W
Operating Temperature -30 ℃ ~ +60 ℃
Weight 236g
View Picture Add to Item No. View Picture Product Name Specification
LF-K1511B030E-002,Micro Speaker
LF-K1511B030E-002
Micro Speaker
Nominal Impedance 8 Ω ± 15% at 2KHz
Resonant frequency 700Hz ± 20%
950Hz ± 20% in 1cc box
Effective Freq. Range Fo ~ 6KHz
Sound Pressure Level 87 ± 3dB / input 2.53Vrms sine wave at 10cm
90 ± 3dB in 1cc box
Input Power ( Nom. / Max. ) 0.8W / 1.0W
Distortion Max. 10% at 1KHz / input 0.8W
Operating Temperature -20 ℃ ~ +70 ℃
Weight 1.54g
LF-K15B34F,Micro Speaker
LF-K15B34F
Micro Speaker
Nominal Impedance 8 Ω ± 15%
Resonant frequency 950Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 85 ± 3dB / average: 900Hz~4,000Hz
Input 2.0Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.5W / 0.7W
Distortion Less than 5% at 1KHz / input 0.5W
Operating Temperature -40 ℃ ~ +85 ℃
Weight 0.98g
LF-K17B037A-001,Micro Speaker
LF-K17B037A-001
Micro Speaker
Nominal Impedance 8 Ω ± 15%
Resonant frequency 1,000Hz ± 20%
Frequency Response Fo ~ 5KHz
Sound Pressure Level 90 ± 3dB / average: 500Hz~5KHz
Input 2.0Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.5W / 1.0W
Distortion Less than 5% at 1KHz / input 0.5W
Operating Temperature -20 ℃ ~ +60 ℃
Weight 1.6g
LF-K2014B034A,Micro Speaker
LF-K2014B034A
Micro Speaker
Nominal Impedance 8 Ω ± 15%
Resonant frequency 900Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 90 ± 3dB / average: 900Hz~2,000Hz
Input 2.83Vrms sine wave at 10cm
by IEC268-5 1/2 standard baffle
Input Power ( Nom. / Max. ) 1.0W / 1.5W
Distortion Less than 10% at 2KHz / input 1.0W
Operating Temperature -20 ℃ ~ +60 ℃
Weight 1.54g
LF-K20B35C,Micro Speaker
LF-K20B35C
Micro Speaker
Nominal Impedance 8 Ω ± 15% at 2KHz
Resonant frequency 750Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 91 ± 3dB / average: 400Hz~2,000Hz
Input 2.0Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.5W / 1.0W
Distortion Max. 5% at 1KHz / input 0.5W
Operating Temperature -20 ℃ ~ +60 ℃
Weight 2.12g
LF-K20D30A,Micro Speaker
LF-K20D30A
Micro Speaker
Nominal Impedance 32 Ω ± 15%
Resonant frequency 550Hz ± 20%
Frequency Response Fo ~6KHz
Sound Pressure Level 88 ± 3dB / average: 400Hz~3,000Hz
Input 4.0Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.5W / 0.8W
Distortion Max. 10% at 1,000Hz / input 0.5W
Operating Temperature -30 ℃ ~ +70 ℃
Weight 2.1g
LF-K20D31A,Micro Speaker
LF-K20D31A
Micro Speaker
Nominal Impedance 32Ω ± 15%  
Resonant frequency 860Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 95 ± 3dB / average: 800Hz~4,000Hz
Input 4.0Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.5W / 0.8W
Distortion Less than 5% at 1,000Hz / input 0.5W
Operating Temperature -25 ℃ ~ +60℃
Weight 2.2g
View Picture Add to Item No. View Picture Product Name Specification
LF-K2515B056A,Micro Speaker
LF-K2515B056A
Micro Speaker
Nominal Impedance 8Ω ± 15%
Resonant frequency 700Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 91 ± 3dB / average: 700Hz~2,000Hz
Input 2.83Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 1.0W / 1.5W
Distortion Less than 10% at 1KHz / input 1.0W
Operating Temperature -20 ℃ ~ +60 ℃
Weight 2.5g
LF-K2828B112A,Micro Speaker
LF-K2828B112A
Micro Speaker
Nominal Impedance 8Ω ± 15%
Resonant frequency 380Hz ± 20%
Frequency Response Fo ~15KHz
Sound Pressure Level 92 ± 3dB / average: 300Hz~3,000Hz
Input 2.83Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 2.0W / 3.0W
Distortion Max 5% at 1KHz / input 2.0W
Operating Temperature -30 ℃ ~ +70 ℃
Weight 10.0g
LF-K2323B10A,Micro Speaker
LF-K28A040A
Micro Speaker
Nominal Impedance 4Ω ± 15%
Resonant frequency 650Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 93 ± 3dB / average: 500Hz~4,000Hz
Input 2.83Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 2.0W / 2.5W
Distortion Less than 5% at 1KHz / input 2.0W
Operating Temperature -20 ℃ ~ +50 ℃
Weight 4.7g

LF-K28B054D,Micro Speaker
LF-K28B054D
Micro Speaker
Nominal Impedance 8Ω ± 15% at 2KHz 
Resonant frequency 500Hz ± 30%
Frequency Response Fo ~20KHz
Sound Pressure Level 93 ± 3dB / average: 400Hz~2,000Hz
Input 2.0Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.5W / 1.0W
Distortion Max. 5% at 1KHz / input 0.5W
Operating Temperature -25 ℃ ~ +60 ℃
Weight 6.7g