Big music earphone is extra strong stereo sound and high quality handfree with extra bass & stereo wire. In-ear handfree design silicon handfree can instantly to your ears and preventing sound leakage. 

Long-wearing without pain with ears & lightweight design. Compatible with all mobile phones.

Specification:-

Speaker diameter: 10mm

Frequency range: 18-20,000 Hz

Sensitivity: 116 ± 3dB (at 1 KHZ 0.5ms)

Impedance: 32 Ω

Cable Length: 130 cm