Edifier X3 Air Wireless Stereo Bluetooth Earphone Standard(Gray)

1. Bluetooth version: Bluetooth V5.32. Bluetooth protocol: A2DP, AVRCP, HSP3. Effective distance: about 10m4. Power supply: lithium battery included5. Usage time: about 6.5h (earphone) + 19.5h (charging case)6. Input: 5V-200mA(earphone) / 5V-1A(charging case)7. Frequency range: 20Hz-20KHz8. Sensitivity (SPL): about 94dB9. Packing list: charging case x 1, earphone x 2, earbuds x 4, charging cable x 1Features:1. Lightweight and compact, comfortable to the ear2. Master-slave switching, seamless connection3. 0.06s low latency rate, audio and video synchronization4. Bluetooth 5.3 chip, fast connection, stable signal5. IP55 level dustproof and waterproof, easy to cope with sweaty sports/rainy day traveling6. AI call noise reduction technology, accurately recognizes and separates environmental noise and human voice, removes noise interference, clear and stable calls7. Balanced tri-frequency, rich in detail, beautiful vocals, layered, natural and real8. Connect with Edifier Connect APP, support rich customization settings