43fge7s in-ear earplug olpay hd call headphones tws earphone bluetooth 5.0 stereo earbuds wireless sport running headset

features: material: abs performance: tws bluetooth headset applicable models: suitable for all mobile phones and smart devices with bluetooth function bluetooth version: 5.0 protocol mode: a2dp, avrcp, hsp, hfp effective distance: 10m (accessible) microphone: with binaural pairing method: automatic pairing after booting decoding: support a2dp decoding sensitivity: 42db distortion: ±5% speaker specifications: ф 6mm pairing name: a7s/e7s battery capacity: earphone 45mah, charging com