Welcome to Guangdong Wanchang Technology Industrial Co., Ltd.

Guangdong Wanchang Technology Industrial Co., Ltd.

Sales Hotline:+86-18027333268

JSL NewsMore +

good quality driver for the line array speaker
good quality driver for the line array speaker

Our JSL is a manufacturer and exporter of speaker and have been in this line for more than 14 years.Compared with similar products in the international market ,our speakers are of  competitive prices and high quality.Many clients are interested in ou...

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JSL speaker new year holiday
JSL speaker new year holiday

JSL will be full closed on Jan 20th for national holiday.

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UNDERSTANDING LOUDSPEAKER DATA-002
UNDERSTANDING LOUDSPEAKER DATA-002

UNDERSTANDING LOUDSPEAKER DATA

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UNDERSTANDING LOUDSPEAKER DATA-001
UNDERSTANDING LOUDSPEAKER DATA-001

The ability to choose the most appropriate loudspeaker

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Industry DynamicsMore +

Equipped with six foreign players discovered hanging horn
Equipped with six foreign players discovered hanging horn

With the function of the MP3 we have seen, with the speaker of the display we have seen

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Speaker placement structure for suspension sound decryption
Speaker placement structure for suspension sound decryption

Successful products also have their own secrets, and for digital products, the secret of success can be a lot

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Industry ushered in the network of traditional speaker manufacturers how to transition?
Industry ushered in the network of traditional speaker manufacturers how to transition?

Audio industry can be said to always is in the digital consumer change minimum, the development of the industry's slow

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Beyond your imagination the intelligent era of the audio industry has come
Beyond your imagination the intelligent era of the audio industry has come

June 2, 2016, Jingdong, smart technology open platform strategy conference in Zhongguancun

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FAQMore +

How to maintain the speaker and speaker unit
(1) in the case of the speaker unit carefully removed, we must be careful, and in the box and the speaker on the use of oily pen to do the position mark, so that after the maintenance of a good replacement and installation.(2) store a box of imported car wax (...
Should pay attention to what matters when buying audio
Output power: this does not need to explain it, attention and listening to the sound environment is space matchingSpeaker unit: material and size, it is too long to start.Signal to noise ratio: the ratio of the normal sound signal and the signal of no signal w...
How to judge the quality of a speaker
See your requirements, in general, high-end speakers have spectral curve, if it is a subjective choice of words, one is the impedance, the number of European, 8 European used more, which is consistent with the power amplifier output impedance. Also, power.Spea...
FAQ
Speaker power collocation
In the choice of high, the maximum power of the premise, the most critical is the high sensitivity and frequency divider. (, (such as 20Hz-1.2KHz from point 2 tone in the audio range effectively divided into two bands, because rely on a single speaker's vo...
How to select a speaker
1, according to their own preferences, that is to say that they like the type of music, such as classical, rock, folk, opera, etc., to determine the equipment to buy speakers.2, choose a good brand and vendors, do not buy non brand name, mountain race, brand-n...
Common fault and maintenance method of sound box
Multimedia speakers as computer sound equipment, is a relatively low technological content of products, but its failure rate is relatively high and fault mostly concentrated in power amplifier block and a power supply part, below the author combined with own e...

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whatsapp: +86 18027333268

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