Kefine Quatio In-Ear Monitors pentaconn With a longer battery life

With a longer battery life compared to previous model

4V fixed UnBAL RCA 3

EST Technology

and diaphragms

the pairing and charging status

Kefine Quatio In-Ear Monitors pentaconn With a longer battery lifeKEFINE Quatio 2DD+2BA Hybrid Hifi Earphone 2DD and 2BA hybrid drivers make warm, lush and musical sound. Meet different listening preferences with 3 pairs of replaceable tuning nozzles. Accurate sound and durable quality made by precise CNC machining metal housing. Wide adaptability with 3. 5mm SE and 4. 4mm BA interchangeable plugs. No loss on signal transmission and full sound with high purity 392 silver plated OFC wires cable. Warm, lush and