Sleeping headphones have the effect of promoting sleep. We have many stylish designs, can be customized with different lovely patterns.
Sleeping headphones have the following advantages:
Applicable to a variety of scenarios: You can sleep and wear, also as sleep eye mask, and for yoga sports.
Medical... read more
Our novel gadgets (earphones, USB gadgets, adapters, and son on), with unique and lovely designs, with good quality & exquisite appearance. Good for sweetheart, lovers, romantic gifts, Valentine’s Day, etc.
What’s more, they are made to be with meaningful design, affordable price, customizable and suitable for long term usage.
Orient... read more
A wearable device is a technology that is worn on the human body. This type of device has become a more common part of the tech world as companies have started to evolve more types of devices that are small enough to wear and... read more
The application of audio lines in life is very extensive. Many friends in our life have certain questions about the connection of audio cables. So, what are the connections of audio cables? What should we pay attention to when wiring?
Unbalanced connection is a... read more
Companies will customize business gift each year, and custom usb flash drivers are always among the top choices. Considering that a good usb flash drive can be used up to ten years, we can say that this means 10 years of free advertising for... read more
Voice over Internet Protocol (VoIP), is a technology that allows you to make voice calls using a broadband Internet connection instead of a regular (or analog) phone line.
Some VoIP services may only allow you to call other people using the same service, but others... read more
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
All types of wood vary in density, elasticity, porosity, fiber shape and adhesion, which affect differences in the fundamental resonance frequency and material damping factor for different types of wood. The denser the wood, the lower the damping factor, and the higher the fundamental... read more