THOUGHTFUL DESIGN: Clip on earphone adopts a thoughtful design, left and right ears freely switch to wear, to meet your use needs. 10MM DYNAMIC DRIVE UNIT: Ear clip wireless headphone adopts 10mm dynamic driver with sound processing technology perfect cavity structure. HIFI SOUND QUALITY: Open ear clip on headphone presents a deep bass, treble bright, alto thick, clear and transparent HiFi sound quality. DIRECTIONAL SOUND TRANSMISSION: Clip on wireless earphone adopts directional sound transmission technology, built in leakproof filter, no sound leakage. EAR CLIP DESIGN: Open ear earphone adopts ear clip design, healthy and comfortable, no need to enter the ear, not picking ear size.