I was told a long time ago that live audio, lets say from a guitar or something else would "ruin" normal audio stuff like headphones or speakers because the equipment wasn't designed for live use. Is this true at all?

Hey everyone, first post!   So I have decided on the VSONIC GR07 IEMs for monitoring my bass guitar, but I am wondering if the new ones geared more towards bass would work better for me. Any opinions? If the regular GR07's have an accurate enough low end, I guess I wouldn't see the need, but...