OPPO Enco Air2 Pro Wireless In-Ear Active Noise Reduction Music Gaming Bluetooth Earphones(Grey)

Features:1. Touch operation, easy and convenient2. IP54 dustproof and waterproof3. Adopt 12.4mm giant titanium-plated diaphragm moving coil4. 28 hours long battery life, ANC active noise reduction5. Bluetooth 5.2, low-latency dual transmission6. Dual noise-canceling microphones + AI call noise reduction algorithm, clear and comfortable calls7. AAC high-definition transmission protocol, stable and clear8. Customized bass energy tube, greatly enhance the sense of atmosphere9. Small and comfortable, fit the auricleProduct parameters:1. Bluetooth version: 5.22. Effective distance: 10 meters3. Sound unit: 12.4mm moving coil4. Speaker sensitivity: 1107.5-113.5dB@1kHz5. Frequency response range: 20Hz-20kHz6. Bluetooth codec: AAC/SBC7. Noise control mode: noise reduction mode/transparency mode8. Call noise reduction: dual microphones + AI call noise reduction9. Microphone sensitivity: -38dBV/Pa10. Battery capacity: 43mAh (headphone)/440mAh (charging box)11. Charging time: 90min (headphone), 120min (charging box)12. Charging input (charging box): 5V 1A13. Charging output (headphone): 5V 200mA14. Interface: Type-C/USB-C15. Waterproof grade: IP5416. Charging