Wireless SMD Piezo Buzzer With Oscillator Circuit 9MM 5V Mini
Driving Magnetic Transducer
Sound output at 10cm
What is SMD BUZZER?
Accroding to website, SMD means Surface Mounted Devices which is
small, normally lay on the PCB board, and very stable comparing
with PIN BUZZER or WIRE BUZZER.The features of HXE's SMD BUZZER
includ small size, light weight (can be used for wearable devices),
stable sound output, and thermostability. SMD BUZZER can be used
for bar code mahcine, ETC highway devices, medical equipments, and
other small size machines.
What is the advantage and disadvantage of a buzzer?
Advantages:Electrically operated device that is good for drawing
attention to a condition that requires attention.
Disadvantages:1.Annoying sound to those that don't know its
2.Requires training to know what the buzzer means, and how to
repair the condition without just shutting off the buzzer.
3.Could trigger a fire in an explosive atmosphere.