M20 parameters:
-Noise reduction level +NRR22
-Intuitive one-key operation
-Rechargeable, long battery life
-2 sound effects (indoor and outdoor)
-Power, low battery reminder
-Automatic shutdown after charging, automatic shutdown after 2 hours of standby
-Portable, comfortable and compatible
-Anti-lost silicone fixing rope
-3 sizes of earpiece cover and earplugs
-The included data cable can be used for charging
-IPX-4 waterproof

 

Automatic shutoff:
Nearly 2 hours standby, the electronic earplugs will be a beep
After more than 2 hours of standby, the electronic earplugs will auto shutoff and
emit 3 beeps
Put the earplugs in the charging case when they are turned on, and will auto shutoff
Needs to be turned on again, just press the ON / OFF button again
2 modes of noise reduction
In order to reduce the echo and reverberation when shooting in indoor/outdoor
environments, the electric earplugs are set with two noise reduction modes, indoor
mode and outdoor mode, which can be switched.

 

Clear voice tracking:
Clear voice tracking technology improves the recognition of the voice in the 
environment, which can optimize the vocal dialogue in the environment and make 
the voice clearer.

 

Need to know the protection:
Always wear hearing protection in a noisy environment,
otherwise noise may cause hearing damage.

 

Product and Accessories

1. A pair of M20 electronic earplugs (with a pair of medium earpieces cover and a pair of 
medium eartips)
2. Portable charging case*1
3. Retention cord*1
4. Charging cable *1
5. A pair of small earpieces cover & eartips
6. A pair of large earpieces cover & eartips
7. User instructions *1