Neo patented keyboard

There is a price difference. First, you need to compare the quality of the display screen. Some of them use different materials, processes and production methods, resulting in different display quality. You can touch it by hand or tap the screen by hand. I can feel it;

Secondly, look at various parameters, the display also has color saturation, response time, resolution, color conversion jam, display color gamut and other parameters to compare which is better, and the size you say will also affect the price;

Finally, looking at the brand, the general brand represents strength and quality, such as BVS brand, which is the exclusive agent of Shenzhen Yongxing Sheng Factory, has its own R&D team and technicians, and has obtained more than 50 copyrights and patents. Good brand after-sales service is also guaranteed.