In article , ARWadsworth writes
Was it a soiled lab before you tested them :-?
These are my faves for indoors and I've taken the guts out of them to retrofit into weedy external boxes:
formatting link
120dB isn't bad for an internal box and it's moving coil rather than peizo so a better and more painful tone IMHO. Dead cheap too.
The SAB version is full volume on battery too (via inverter) which is nice.