Experience the best in mobile audio technology with the A1 FLY2 headphones. With a long-lasting 30 hours of playback time, these headphones are perfect for extended listening sessions. The A1 FLY2 headphones feature dual noise isolation for an immersive audio experience, an anti-cerumen design, and an anti-blockage speaker net to ensure clear audio no matter what. Wireless Version- 5.1 Battery Capacity- 200mAh Transmission Distance- 12m Music Time- Up to 30 Hours Talking Time- Up to 35 Hours Standby Time- Over 400 Hours Charging Time- 1.5Hour Charging Type- Micro USB