This series is an effect maker on the stage, including laser lights with multi-segment shape changes, electrodeless lights with sudden changes in color angles, matrix lights that can display fixed patterns or letters, etc., both in color and light shape. outstanding effect. The laser light has been edited to show a 3D stereoscopic effect. With the delay effect in the venue, the laser light with strong penetrating power can show a more beautiful effect. If you want the stage to be more cool, the effect light series is also an essential option.
Stage Effect And Laser Lights,Laser Light,Disco Laser Light,Sky Laser Light Guangzhou Cheng Wen Photoelectric Technology Co., Ltd. , https://www.leddisplaycw.com
Do you know the different types of headphones?
To wear the way to distinguish the main earplug type, in-ear type, head-mounted, hanging ear-type earplugs are very common in ear soundproofing, some people say ear injury ear, it is not true, in-ear headphones into the ear canal is relatively deep, so relatively speaking The sound does not need to be too large, so the damage to the ears is not as serious as people say.
The principle of operation of different earphones is classified: common main moving coils, moving irons, electrostatic type...
Dynamic headsets are more efficient, mostly for audio headphone output drivers, widely used and reliable and durable;
The advantages of moving iron headphones are long service life and high efficiency. The disadvantages are large distortion and narrow frequency response. The price is higher.
Electrostatic headphones are expensive, not easy to drive, and the sound pressure levels they can reach are not as large as those of dynamic headphones, but they have a fast response time and can reproduce a variety of minute details with minimal distortion. 