A true wireless stereo earphone – when paired with a phone over bluetooth, free buds 3 provides users with a true stereo experience when making calls or listening to music. the two earbuds also in conjunction with the charging case, this extends to more than 12 hours of calls and 20 hours of music playback.
noise reduction – each earbud has two mems silicon microphones featuring call noise reduction technology, which effectively cancels out background noise.
wind noise reduction – supports wind noise reduction at a maximum wind speed of 20km/h to ensure the effect of the call.
wireless charging (charging case) –