Every field carries its own trust-tier: core data is confirmed by the manufacturer, peripheral data — by AI (with a source link). Safety-critical parameters (load ratings) are never published below vendor-claimed — a liability requirement.
INFRASUB-18Bag End Loudspeakersref ISUB2-18GW-58GO4M2
VRX915SJBL Professionalref VRX915SGW-IGJTK52
INFRASUB-12Bag End Loudspeakersref INFRASUB-12GW-AJP7PY2
LFC-18smPro Audio Technologyref LFC-18smGW-TORWMM2
LFC-21smPro Audio Technologyref LFC-21smGW-8NBHEE2