Multiple certifications give birth to high-quality Duubee E1s

As we all know, all the products of Duubee are self-developed and manufactured. Duubee always puts a lot of resource to R&D, till now it has produced many high-quality products with multiple certifications, giving customers the best user experience. For Duubee E1s, it has got the following certifications: GMS (Google Mobile Services) approval; FCC (Federal…
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