Decision guides
Hearing damage is permanent; a wrong purchase fortunately is not. These guides explain, without the sales pitch, how the technology works and which model fits your use.
M31 or M32: which do you need?
The full comparison of the M31, M32, M31H and M32H, with one simple decision rule.
How electronic hearing protection works
Why you keep hearing everything except the blast, and what to look for when buying.
NRR and SNR explained
What those attenuation numbers really mean, and how much attenuation you need per discipline.
Hearing damage from shooting
A gunshot hits 160 decibels. What that does to your ear and why it never comes back.
PTT adapters explained
Which adapter fits your radio, and why Z-Tac does not work.
Maintenance and lifespan
Cushions, batteries and storage: what kills a headset and how to prevent it.