1. Plug: 3.5mm
2. Frequency response range: 20-20000Hz
3. Impedance: 32 ohms
4. Sensitivity: 110dB
5. Material: silicone, TPE
6. Output power: 3mW
7. Horn diameter: about 10mm
8. Wire length: about 1.2m
9. Weight: about 30g

Features:
1. Comfortable and comfortable to wear
2. Silicone earplugs, skin-friendly and soft
3. Intelligent decoding, high-definition sound quality analysis
4. HiFi sound
5. Line control design, easy to operate
6. 3.5mm plug, wide applicability
7. Pure copper wire core, noise reduction and anti-interference, clear sound quality