Experience a new dimension of "while-listening" with a completely open design! A brand new audio experience that goes beyond the concept of "not blocking your ears"! ✓ Never miss train announcements or workplace calls ✓ Completely eliminates the "tickling vibration" and "sound leakage stress" unique to conventional bone conduction earphones ✓ Achieves immersive sound quality even with an open design, thanks to the unique 3D sound flow technology‼️ Industry first! Equipped with "dual directional speakers" ✓ Precisely controls the sound angle to **±15°** ✓ Reduces sound leakage to the surroundings by 83% compared to conventional models ✓ Hybrid driver that clearly reproduces from high to low frequencies Ultra-comfortable design approved by professional athletes ✓ Ultra-lightweight design of only 3.6g ✓ Your ears won't hurt even after wearing them for a long time. ✓ When used outdoors, you can perceive the surrounding sounds, making it safe. Equipped with a 10mm large driver｜Excellent balance from low to high frequencies ✓ Achieves immersive three-dimensional sound even with an open design that doesn't block your ears ✓ Hi-Res compatible tuning that reproduces the fine nuances of music ✓ Powerful bass and clear highs with multi-layer diaphragm technology Intuitive touch control｜All operations with one touch ✓ Music playback/pause, skip forward/back, volume adjustment ✓ Answer/reject calls, activate voice assistant (Siri/Google Assistant compatible) ✓ Equipped with an accidental operation prevention algorithm, ensuring reliable operation even during sports.