Transmission range: 10M<br>Function: call function<br>Bluetooth protocol: 5.0<br>Channel: stereo<br>Usage: earplug type<br>Monaural and binaural: bilateral stereo<br>Suitable gift giving occasion: birthday<br>Color: tw60 white #102-tw60-0071<br>Mold type: private mold<br>Chip type: Jerry<br>
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