OneOdio Focus A5 ANC Active Noise Reduction Headset Wireless Bluetooth Gaming Sports Headset 1. Bluetooth version: V5.4 2. Effective distance: more than 10m 3. Audio decoding: AAC, SBC, LDAC 4. Battery life: 45H-75H-90H 5. Battery capacity: 600mAh 6. Charging port: Type-C 7. Charging time: 1.5H 8. Frequency response range: 20Hz - 40kHz 9. Sensitivity: 105 +-3dB @1kHz 10. Microphone sensitivity: -32dB 11. Weight: 255g Features: 1. LDAC high-definition lossless decoding, triple high-fidelity high-definition sound quality 2. 40mm large dynamic noise reduction speaker, with a wider sound field, richer details, and clearer sound quality 3. PET high-elastic diaphragm, high-precision diaphragm, flexible rebound, can provide solid low-frequency performance 4. Acoustics professional low-frequency tuning, deep bass dive, shocking and surging 5. Adopt ANC dual hybrid noise reduction technology, the noise reduction depth can reach -43dB 6. Lightweight ergonomic design, cloud-sense wearing experience 7. High-imitation protein leather earmuffs, close to the ears without pressing the ears, skin-friendly and more breathable 8. Zinc alloy retractable headband, smooth pull-out, durable and sturdy, can take into account a variety of head shapes 9. AI intelligent call noise reduction, accurate recognition of human voice, intimate communication 10. Normaltransparentnoise reductiongame 4 modes can be switched