Clip Ear Stereo External Sound Without Hurting Ear Business Sports Model Bluetooth Earphones(Black)

1. Bluetooth chip: Bluetooth 56562. Bluetooth version: V5.33. Transmission distance: about 15m4. Battery capacity: 50mAh5. Charging time: about 1-2h6. Use time: about 8-12h7. Left and right frequency: 20Hz-20KHz8. Impedance: 32 ohm9. Sensitivity: 85dB/mW10. Waterproof rating: IPX 511. Material: PC+ABS12. Size: about 3 x 2.5 x 2cm13. Weight: about 6gFeatures:1. Ear clip design, wear stable and not fall off, no need to enter the ear, not pick the size of the ear2. HIFI-level sound quality, high-frequency translucent, mid-frequency delicate, low-frequency thick3. Skin-friendly silicone elbow, bending without deformation, comfortable and sensation-free wearing4. Fully enclosed sound cavity design, daily waterproof and dustproof, wipe can be cleaned up5. Bluetooth 5.3 chip, low loss, fast response to data transmission, anti-interference is stronger6. Left and right ear wear, two headphones only have binaural TWS function7. Touch operation, convenient and quick8. Directional sound transmission technology, to protect the privacy of no sound leakage