M31 electronic headphone offer superior hearing protection and enhance weak sound in the environment and track human voice to restore and optimize, while suppressing dangerous noises ,such as explosions and gun , also improves the clarity of conversation and the surrounding environment alertness.
- NRR 22
- Suppresses harmful noise
- 3-levels adjustable sound effect
- Super fast attack time less than 1ms
- EMI/RFI shielding, increased RF immunity
- QD(Quick Detachable) battery caps
- Low profile cup design
- Comfortable and fit PVC ear cushions
- IPX5 water resistant
- Runs on 2×1.5V AAA batteries
- 4hours auto shut-off
- Comply with CE/RoSH/ANSI
- 3.5mm AUX audio input cable
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