Meco Uiisii U4 Wired In-Ear Super Bass Wire Volume Control Earbuds With Microphone

Features: Speaker diameter: about 10mm / 0.39in Frequency range: 20-10KHz Sensitivity: 96 3dB Impedance: 32 Wire length: about 120cm / 47.24in Wearing way: in-ear type Headphone output sound source: communication devices Plug diameter: about 3.5mm / 0.14in Plug type: direct-plugging type Microphone: yes Package Included: 1 x UIISII U4 Earphone