vivo TWS Air Half In-Ear Wireless Dual Microphone AI Call Noise Reduction Bluetooth Earphones(White)

Features:1. Touch operation, easy and convenient2. Bluetooth 5.2, low-latency dual transmission3. Fluid mechanical ventilation holes, air can freely enter and exit the sound chamber, and the sound is full of momentum4. System-level low latency, with a new antenna design, so that audio and video are always synchronized5. Automatic pop-up connection when opening the cover, no need to pair again6. 25 hours long battery life, DeepX 2.0 stereo sound effect7. IP54 dustproof and waterproof8. Ergonomic design, comfortable to wear9. Small and comfortable, fit the auricleProduct parameters:1. Bluetooth version: 5.22. Effective distance: 10 meters3. Sound unit: 14.2mm moving coil unit4. Speaker sensitivity: 100.6dB@1kHz5. Frequency response range: 20Hz-20kHz6. Audio decoding: AAC/SBC7. Microphone: Dual beamforming microphone8. Call noise reduction: dual microphone AI call noise reduction9. Wireless connection mode: dual transmission 2.010. Delay time: 117ms11. Battery capacity: 29mAh (headphone)/430mAh (charging box)12. Charging time: 60min (headphone),