This is China Version only. The QR code on the cord for product

authenticity is not work in US. If you concern about the authenticity,

please contact the seller for the instruction.

Hybrid triple drivers technology,a richer music experience,Hi-Res Audio

certificate. Dual dynamic and balanced armature units, more musical detail,

25 step to build metal sound chamber.

Durable, break-resistant TPE resilience cable,no wire bending problem.

New comfortable and anti-slip angled in-ear design,quality silicone ear

buds available in size XS/S/M/L,M size on the earphone

All CNC and anodizing metal chamber and in-line controller. Volume control

DO NOT support i/OS phone except Play,Answer and Switch functions