st1

1. Product Name: trn ST1 1DD+1BA In-ear Earphone 2. Brand: TRN 3. Model: ST1 4. Earphone type: In-ear 5. Impedance: 18ohms 6. Earphone sensitivity: 106dB/mW 7. Frequency range: 10-40000Hz 8. Interface: 3.5mm Gilded 9. Plug Type: L curved 10.Cable Length: 1.2m+/-3cm 11.Color: Black,Blue,Purple...