About product and suppliers:
            625 free sample gadgets products are offered for sale by suppliers on Alibaba.com, of which earphone & headphone accounts for 1%, usb flash drives accounts for 1%, and power banks accounts for 1%. 

A wide variety of free sample gadgets options are available to you, such as tws (true wireless stereo), earbuds, and headband. You can also choose from usb free sample gadgets, as well as from mobile phone, computer free sample gadgets

There are 233 suppliers who sells free sample gadgets on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Hong Kong S.A.R., from which the percentage of free sample gadgets supply is 99%, 1% respectively.