1. How many drivers does FA1 have?
A:The FA1 adopts a full-frequency balanced armature that is exclusively customized by FiiO and Knowles. Based on the conventional full-frequency moving iron unit, it builds the foundation of sound quality.
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A:The FA1 adopts a full-frequency balanced armature that is exclusively customized by FiiO and Knowles. Based on the conventional full-frequency moving iron unit, it builds the foundation of sound quality.
