About product and suppliers:
            2,530 a gifts quality assurance products are offered for sale by suppliers on Alibaba.com, of which earphone & headphone accounts for 1%. 

A wide variety of a gifts quality assurance options are available to you, such as bluetooth, microphone, and noise cancelling. You can also choose from headband a gifts quality assurance, as well as from portable media player, mobile phone, and computer a gifts quality assurance, and whether a gifts quality assurance is online support, or free spare parts. 

There are 2,384 suppliers who sells a gifts quality assurance on Alibaba.com, mainly located in Asia. The top countries of supplier is China, from which the percentage of a gifts quality assurance supply is 100% respectively.