Note: When being used with iOS, the Play key works but the Volume+/- cannot function.
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<br />Mi In-Ear Headphones Pro | Xiaomi Hybrid Earphone
<br />A richer music experience
<br />Dynamic + balanced armature drivers
<br />Metal sound chamber, 20-step process 
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<br />Mi In-Ear Headphones Pro HD | Xiaomi Hybrid Pro Earphone
<br />Every great story comes with great music
<br />Dual dynamic + balanced armature drivers
<br />Natural sound equalizer
<br />Graphene diaphragm, 25-step process
<br />Stretchable matte wiring