3M PELTOR H7A PTL earmuffs

3M PELTOR H7A-PTL One-push-to-listen head-mounted earmuffs
NRR: 26dB
SNR: 31dB
high visibility, easy to work at night or in dark places,
comfortable to wear, effective in reducing noise.
1 AA battery included, easy to replace
Packing: 10 pay/ Case
PELTOR H7P3E-PTL: One-touch listening helmet-style earmuffs 10 pairs/case