Product: FiiO F3 Dynamic Graphene Driver In-Ear Monitor Earphones with Mic
Brand: FiiO
Color: Black
The F3 Gen incorporates a crystal clear microphone and call/volume control buttons. These controls not only works perfectly with the X1-II and X5-III music players, but also supports most Android smartphones. The microphone and call button works with iOS devices, but volume control does not.
Consumer Alert: Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device.

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