Cright HF-4 Stereo In Ear Earphone with Big bass

Product details of Cright HF-4 Stereo In Ear Earphone with Big bass Type: In Ear Earphone Model: hf-04 HD Voice Interface: 3.5mm Plug Driver Unit: 10mm Frequency Range: 20-20KHz With Microphone Quality Sound Compatible With iOS and Android Type: In Ear Earphone Model: AE07 HD Voice Interface: 3.5mm Plug Driver Unit: 10mm Frequency Range: 20-20KHz With Microphone Quality Sound Compatible With iOS and Android