The OPPO Enco Air 3i features a stylish translucent jelly case and ultra-light 3.7g earbuds for all-day comfort. Powered by 13.4mm composite titanized diaphragm drivers and OPPO Alive Audio, it delivers rich, immersive sound. With Bluetooth 5.3 and binaural low-latency, it's ideal for seamless audio and gaming. The earbuds are water and dust resistant, and house a rechargeable lithium-ion battery. Additional specs include a 128±3 dB sensitivity, 20–20KHz frequency range, and -38 dBV/Pa mic sensitivity for clear calls and balanced audio.