now buy on gearbest is normal. This product in a physical store more than twice the cost.
this seller has allowed me to save money.
THE ITEM:
the product is make with solid plastic and it do his work pretty well.
I can connect a second monitor with the best resolution it can support.
I use this reductor in combo with another reductor minihdmi to hdmi and works anyway pretty well.
the brightness is standard and it is determined by the monitor. the object works perfectly