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What does music mean in the end?

Recently, a study shows that the work tasks that need highly cognitive , most of them complete the best in the silent environment , any sound, including the wonderful music will form interference.

Previously, a study of the 1980s, subjects were asked from large to small numbers, they can choose to listen to their favorite music - or passionate, or soft, you can choose nothing to listen to. The results show that people who listen to passionate music the worst performance, what people do not listen to the best performance.
At the same time, other experiments show that the lyrics of the song for the completion of the use of language tasks (such as reading, writing) interference; a large number of variations of music also affect the efficiency, even if people like to listen.

Cowin E-7 Active Noise Cancelling Wireless Bluetooth Over-ear Stereo Headphones

There are even studies that the more attractive music, the more unable to focus on things. Why are we so many people still like to do so (…

COWIN DiDa speaker : All you have to do is ask.

With a stylish, space-saving design that fits anywhere in your home, this COWIN DiDa speaker lets you stream music wirelessly using your existing Wi-Fi network. Use it as a stand-alone streaming music speaker or add other COWIN DiDa products over time and control them all with a cowin app. Two units can be used in stereo mode for a more expansive and lifelike listening experience. COWIN DiDa with Amazon Alexa Bluetooth Speakers, Smart Wireless Wifi Portable Bluetooth Speaker 15W Output Power with Enhanced Bass.COWIN DiDa works as a Amazon certified Alexa voice-enabled speaker you control with your voice. DiDa connects to the Alexa Voice Service, just touch the microphone button and ask for music, hear news, search for information, order a pizza, and more—instantly. With its dual 7.5-watt acoustic drivers and frequency response of 50Hz-20KHz, COWIN DiDa can stream loud and crystal clear stereo sound. Room filling powerful sound, perfect for home, dorm room, kitchen, car, parties; stre…

Headphones for life

From the initial military communications equipment  to now all the streets are used in listening to the artifact, the definition of headphones has long been earth-shaking changes during a hundred years. From the stupid and heavy hand-held headphones, to today's free wireless headset,what changes  have headphones experienced ? Today, we come to talk about the life of the past lives.
1)The earliest headphones, have no matter with listening to songs simply. At the end of the 19th century, telecom operators invented the world's earliest headphones, but not for you to listen to songs, mostly for communications, military fields.
2)Headphone was originally used to listen to opera. With the development of cable technology, people no longer were satisfied to go to the opera house to listensing to songs, so someone invented the headphones that can monitor the opera sound, with this stuff, you can listen to opera at home!
3)Dynamic Telephone - the true sense of the originator headphones. I…