

| Product Name | BL-03 In-ear Earphone |
| Driver unit | 10mm Carbon Diaphragm Dynamic Drive |
| Impedance | 32Ω |
| Earphone sensitivity | 102dB/mW |
| Frequency response range | 20-20KHz |
| Plug Type | 3.5mm Gold Plated L Type |
| Cable length | 1.2m±3cm |
| Color | sliver/brown |
| Earphone Interface | 0.78mm 2pin |