Dual USB 2in1 charger

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USB, is a generic serial bus abbreviation, and its Chinese abbreviation as “through the string”, is an external bus standard, used to regulate the computer and external equipment connection and communication. Is applied in the PC field interface technology. The USB interface supports plug-and-play... read more

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Headphone Sensitivity

WHAT IS HEADPHONE SENSITIVITY? Sensitivity is the efficiency with which an earphone driver uses the power it receives to convert an electrical signal into an acoustical signal, resulting in clear sound without any distortion. Measured in decibels of sound pressure levels, it indicates the magnitude of... read more

21 Apr

Standard of cellphone headset jack

At present, there are two international standards for cellphone handset jacks: OMTP and CTIA. In general, most international manufacturers use CTIA standards, such as iPhone headsets in the United States, Hong Kong and other international markets, while mobile phone headsets in China need to... read more

09 Mar

Knowledge about USB Type-C

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Custom foldable headphone

Foldable headphone (with main colour orange), custom design, with reliable quality. Specifications: Driver unit: 40mm Frequency: 20-20k Hz Sensitivity: 105dB Impedance: 32 ohm Cord Length: about 1.5 m Maximum Power Input: 80mW Jack (Plug): 3.5mm stereo                          read more

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Personalized earphones and splitters

We are selling personalized gadgets: earphones, splitters, USB gadgets, chargers, speakers, etc. We can produce the earphones and other gadgets in different unique shapes (and unique colours), according to your specific requirements. Following is some of our personalized Earphones: Following is some of our personalized Earphone Splitters: Following is... read more

05 Jan

Speaker material affect sound quality

Materials affect the sound quality of speakers (loudspeaker box). At present, the materials used in the speakers are mainly divided into plastic boxes and wooden boxes. Material thickness and quality are directly related to speaker cost, and also affect the performance of the speaker. The... read more

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