Protable Noise Wired Headset

1: The diameter of the drive unit: 40mm

2: Magnet structure: NdFeB magnets

3: Frequency response: 10-25, 000Hz

4: Noise level: High reach 20dB

5: Sensitivity: 118dB

6: Impedance: 32 ohm

7: Battery: AAA7 alkaline batteries

8: Battery Life: Theory of time of about 100 hours

9: Cable: 1.6 m long 3.5mm stereo plug

10: Weight: Approximately 210 grams

11: Accessory: 1.6 m connection cable with 3.5mm stereo audio plug