SMD Piezo Buzzer is our featured products with small current ,can be divided into active and passive production capacity can reach 20K/day for each type,the mini one is 9*9*1.8mm,the max one is 23*11mm.

SMD magnetic buzzer has small size,the mini one is 4*4*2.0mm,the max one is 14*11mm,the sound can be on the top and side,white and black.They are our featured products can be divided into active and passive.

The smallest size is 14*7.5mm,and the biggest one is 42*21mm,the sound can be made continuous,pulse ,siren.The sound pressure level can reach 105db,they usually use for home Appliances.

Applying rated voltage (Resonant frequency, Square wave)
External-Driven Piezo Buzzer need to be applied rated voltage ,Resonant frequency, Square wave to drive.they usually use for washing machines, air-conditioning units, answering machines,.The mini one is LPT1255 (12*5.5mm),the biggest one is LPT5216 (52*16mm)

This series usually use for smoker alarm, the sound pressure level can reach 85db at 3m.we have sizes range(22mm-40mm)for your choices.

We have four models of ultrasonic annuncitor LDG30,LDG38,LDG41,LDG51 ,they the rated frequency range is 2.5-50KHz,they usually use for rat repellent ,mosquito repellent.

Mechanical BuzzerLMB2316,LMB2615W,LMB2617W, LMB2316W usually use for solar energy,according to different installation methods can be divided into pin type and pin type.

Internal-Driven magnetic buzzer can be driven by DC voltage,sizes range:9.0-16mm.usually use for washing machines, air-conditioning units and so on.

External-driven magnetic buzzer is passive type, use for intelligent door locks,washing machines, air-conditioning units,sizes range:9.0-25mm.

We have SMD piezo speaker,PCB speaker,wire speaker with different size 15mm-64mm,usually they use for mobile, telecommunications, automobile and so on.