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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-K8080A415A-WPF,Micro Speaker
LF-K8080A415A-WPF
Micro Speaker
Nominal Impedance 4Ω ± 20% at 2KHz 
Resonant frequency 113Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 87 ± 3dB / average: 500Hz~3,000Hz
Input 6.32Vrms sine wave at 100cm
Input Power ( Nom. / Max. ) 10.0W / 12.0W
Distortion Less than 5% at 1KHz / input 10.0W
Operating Temperature -40 ℃ ~ +85 ℃
Weight 291g
View Picture Add to Item No. View Picture Product Name Specification
LF-KB15B075A,Speaker Box
LF-KB15B075A
Speaker Box
Nominal Impedance 8 Ω ± 15%
Resonant frequency 1,700Hz ± 20%
Frequency Response Fo ~20KHz
Sound Pressure Level 88 ± 3dB / average: 2,000Hz~4,000Hz
Input 1.55Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 0.3W / 0.5W
Distortion Max. 5% at 1KHz / input 0.3W
Operating Temperature -20 ℃ ~ +70 ℃
Weight 1.8g
LF-KB2828A134A-001,Speaker Box
LF-KB2828A134A-001
Speaker Box
Nominal Impedance 4Ω ± 15%
Resonant frequency 750Hz ± 20%
Frequency Response Fo ~16KHz
Sound Pressure Level 93 ± 3dB / average: 600Hz~3,000Hz
Input 2.83Vrms sine wave at 10cm
Input Power ( Nom. / Max. ) 2.5W / 3.0W
Distortion Less than 5% at 1KHz / input 2.5W
Operating Temperature -20 ℃ ~ +60 ℃
Weight 16g
LF-KB42G13B,Speaker Box
LF-KB42G13B
Speaker Box
Nominal Impedance 50Ω ± 15%
Resonant frequency 1,700Hz ± 20%
Frequency Response Fo ~7KHz
Sound Pressure Level 75 ± 3dB / average: 1,000Hz~2,000Hz
Input 5.0Vrms sine wave at 50cm
Input Power ( Nom. / Max. ) 0.5W / 1.0W
Distortion Less than 10% at 1KHz / input 0.5W
Operating Temperature -20 ℃ ~ +70 ℃
Weight 14.1g
View Picture Add to Item No. View Picture Product Name Specification
LF-M3515-O series  Electret Condenser Microphone
LF-M3515-O series
Electret Condenser Microphone
Standard operation voltage 3V
Impedance Less than 2.2Kohm
Sensitivity -44~ -60 (0dB=1V/Pa, 1KHz)
Directivity Omni-directional
Frequency 50~16,000Hz
Operation voltage 10V (max).
Current consumption Max. 0.5mA
Sensitivity reduction Within -3dB at 1.5V
S/N ratio More than 56dB
Capacitor -
LF-M4010-O series Electret Condenser Microphone
LF-M4010-O series
Electret Condenser Microphone
Standard operation voltage 3V
Impedance Less than 2.2Kohm
Sensitivity -42~ -60 (0dB=1V/Pa, 1KHz)
Directivity Omni-directional
Frequency 50~16,000Hz
Operation voltage 10V (max).
Current consumption Max. 0.5mA
Sensitivity reduction Within -3dB at 1.5V
S/N ratio More than 56dB
Capacitor -
Electret Condenser Microphone
LF-M4013B-OT series(SMD Type)
Electret Condenser Microphone
Standard operation voltage 3V
Impedance Less than 2.2Kohm
Sensitivity -38~ -48 (0dB=1V/Pa, 1KHz)
Directivity Omni-directional
Frequency 70~14,000Hz
Operation voltage 10V (max).
Current consumption Max. 0.5mA
Sensitivity reduction Within -3dB at 1~2V
S/N ratio More than 58dB
Capacitor -
Electret Condenser Microphone
LF-M4013-O series
Electret Condenser Microphone
Standard operation voltage 3V
Impedance Less than 2.2Kohm
Sensitivity -40~ -60 (0dB=1V/Pa, 1KHz)
Directivity Omni-directional
Frequency 50~16,000Hz
Operation voltage 10V (max).
Current consumption Max. 0.5mA
Sensitivity reduction Within -3dB at 1.5V
S/N ratio More than 56dB
Capacitor -
LF-M4015B-OP423-D-J Electret Condenser Microphone
LF-M4015B-OP423-D-J
Electret Condenser Microphone
Dimensions Ø4.0 x 1.5mm
Directivity Omini-directional
Sensitivity -42 ± 3dB
Standard Power VS:3.0V
Operating Impedance RL:2.2KΩ
Working Frequency 50 ~16KHz
Current Consumption Max. 0.5mA
Signal to Noise Ratio Min. 58dB at 1KHz
Operating Voltage 1.0 ~ 10.0VDC
Max. Input Sound Pressure Level 110dB
Operating Temperature -40 ℃ ~ +85 ℃
Weight 0.05g
LF-M4015B-OW263-DR-AD-001,Electret Condenser Microphone
LF-M4015B-OW263-DR-AD-001
Electret Condenser Microphone
Dimensions Ø4.0 x 1.5mm
Directivity Omini-directional
Sensitivity -26 ± 3dB
Standard Power VS:3.0V
Operating Impedance RL:2.2KΩ
Working Freauency 50 ~10KHz
Current Consumption Max. 0.5mA
Signal to Noise Ratio Min. 58dB at 1KHz
Operating Voltage 1.0 ~ 10.0VDC
Max. Input Sound Pressure Level 110dB
Operating Temperature -20 ℃ ~ +60 ℃
Weight 0.2g
LF-M4015-O-series Electret Condenser Microphone
LF-M4015-O series
Electret Condenser Microphone
Standard operation voltage 3V
Impedance Less than 2.2Kohm
Sensitivity -39~ -60 (0dB=1V/Pa, 1KHz)
Directivity Omni-directional
Frequency 50~16,000Hz
Operation voltage 10V (max).
Current consumption Max. 0.5mA
Sensitivity reduction Within -3dB at 1.5V
S/N ratio More than 56dB
Capacitor -
Electret Condenser Microphone
LF-M4015-OF series
Electret Condenser Microphone
Standard operation voltage 2V
Impedance Less than 2.2Kohm
Sensitivity -32~ -60 (0dB=1V/Pa, 1KHz)
Directivity Omni-directional
Frequency 50~16,000Hz
Operation voltage 10V (max).
Current consumption Max. 0.5mA
Sensitivity reduction Within -3dB at 1.5V
S/N ratio More than 50dB
Capacitor 10pF+33pF