1. Product Name: NICEHCK Traceless earbud
2. Brand: NICEHCK
3. Model: Traceless
4. Type: Earbud
5. Impedance: 32Ω
6. Eerphone sensitivity:115dB/mW
7. Frequency range:20-20000Hz
8. Eerphone plug type: 3.5mm straight plug
9. Cable Length: 1.2m±5cm
10.Color: Clear blue+Clear red
11.Whether with Mic: With Mic /No Mic ( two versions can choose)
12.Eerphone category: HIFI
13.Drive unit: Single 15.4mm PET Dynamic Drive unit