Open-Ear A30S Pro Back Hook Wireless Bluetooth Sports Air Conduction

• 360° ACS Panoramic Sound + DT 3.0
Delivers immersive stereo audio while significantly reducing sound leakage

• Anti-Sound Leakage: Directional Sound Focus
Upgraded to DT3.0 directional sound transmission black technology, which effectively concentrates sound waves and directional sound transmission into the ears, effectively reducing sound leakage by 86%

• Ergonomic Design Lightweight & Stable
Weighs around 22–25 g. Ergonomic earhook and bridge design ensure a golden triangle secure fit during intense activity 

• IPX7 Waterproofing
Fully protected against sweat, rain, and even immersion

• 9 Hours Long Battery Life
Low power consumption and large battery, long standby time of over 10 days. A long battery life of 9 hours can meet the needs of the whole day and easily cope with long training and long-distance sports

• Two-Way Acoustic Noise Cancellation Technology
Cancels out external sound waves of opposite frequencies, reduces the diffuse reflection of sound waves, improves speech clarity, and makes the conversation feel like face to face

• Bluetooth 5.3 & Low Latency
Stable wireless connection up to 10 m with support for SBC/AAC codecs