ABS Material Tactical Ear Muff (Electronic Control)

Tactical Ear Muff

There is a voice processing chip in the earphone, which has two compatible functions, can transfer between turn-up and turn-down automatically. If outside volume is lower, it will enlarge it, if outside volume is higher, it will reduce it, so wearer can hear outside sound clearly under both circumstances and this chip can protect wearer's hearing.
Shell Material: ABS
Noise reduction: 23dB