Applications: It can be widely used for cell phone accessories, tablet personal computer accessories, Bluetooth system devices, bank payment system, terminal device of Internet of things, wearable smart devices, GPS system, medical devices, etc.1. Cell phone accessories: Wireless Charger，Bluetooth S
IoT security to protect data, Changzhou Keliking Electronics Co., LTD.-Buzzer-SMD Buzzer - Magnetic Buzzer-Micro Buzzer-SMD Magnetic Buzzer-Piezo BuzzerThe Internet of Things (IoT) impact the way we interact with the world around us. Billions of "things" are talking to each other – from TVs, fridges
A buzzer sound is produced by vibrating objects which have a certain frequency of sound waves. Frequency refers to the number that contains the consecutive cycles per second. Buzzer's resonant frequency is 2-4KHZ. Buzzer's resonant frequency refers to the recommended maximum, and sound pressure cons
Active SMD Buzzer and Active SMD Piezo Buzzer is coming soon.Please keep
Both of the magnetic and piezo buzzer are black cylinder with two pins by appearance. There are a few methods can help you to determine the buzzer you have.1. Testing the buzzer by a magnet or another same buzzer, if attracting, which means the buzzer you have is magnetic buzzer. On the contrary, pi
Do I have to pay attention to proper polarity ? What happens in event of reverse connection ?
The market of wearable devices is burgeoning and promising. With shipment forecasts at 12,16 million units in 2019 versus 45,7 million units in 2015 according to IDC (source: IDC Worldwide Quaterly Wearable Device Tracker, March 2015), it is an appealing new revenues stream for both consumer electr
For its first fifty years the phonograph turntable did not use electronics; the needle and soundhorn were purely mechanical technologies. However, in the 1920s radio broadcasting became the basis of mass production of radio receivers. The vacuum tubes that had made radios practical were used with re
Main consumer electronics products include radio receivers, television sets, MP3 players, video recorders, DVD players, digital cameras, camcorders, personal computers, video game consoles, telephones and mobile phones.[5] Increasingly these products have become based on digital technologies, and ha
Consumer electronics or home electronics are electronic (analog or digital) equipments intended for everyday use, typically in private homes. Consumer electronics include devices used for entertainment (flatscreen TVs, DVD players, video games, remote control cars, etc.), communications (telephones,
When the sound which the buzzer generates is not a clear beep sound, we call it noise or broken sound. There are two possible ways to cause the noise.Improperly used If the voltage we input is too high, the diaphragm will easily touch other components, which causes the noise.When we set the wrong fr
