OPPO Enco X2 Wireless In-Ear Active Noise Reduction Gaming Bluetooth Earphones, Style:Wireless Charging (Black)

Features:1. Touch operation, easy and convenient2.IP54 dustproof and waterproof3. Antibacterial anti-earwax ear cap design, adding inorganic ion antibacterial coating on the surface, comfortable and healthier to wear4. Intelligent dynamic noise reduction, clear and comfortable calls5. 4000Hz ultra-wideband noise reduction6. Four magnetic planar diaphragm units, the sound is clearer7. 0.0095mm lightweight diaphragm, shocking bass8. Small and comfortable, fit the auricleProduct parameters:1. Bluetooth version: 5.22. Effective distance: 10 meters3. Sound unit: 11mm moving coil + 6mm planar diaphragm unit4. Speaker sensitivity: 118dB@1kHz5. Frequency response range: 20Hz-40kHz6. Bluetooth codec: LHDC/LDAC/AAC/SBC7. Noise control mode: intelligent dynamic noise reduction/deep noise reduction/moderate noise reduction/mild noise reduction/transparent mode/enhanced human voice/noise reduction off8. Call noise reduction: three microphones + bone voiceprint AI call noise reduction9. Microphone sensitivity: -38dBV/Pa10. Battery capacity: 57mAh (headphone)/566mAh (charging box)11. Wired charging time: 60min (headphone), 90min (charging box)12. Charging input (charging box): 5V 2A13. Charging output (headphone): 5V 400mA14. Wireless charging: support Qi wireless charging protocol15. Interface: Type-C/USB-C16. Waterproof grade: IP5417. Charging case size: 66 x 49.3 x 22.7mm18. Net weight: earphones: 4.7 grams, charging case: 47 grams, complete set: 56.4 grams