POA123- Ex Audio Intrinsically Safe Headset with Bone Conduction Microphone -- for PD795IS and PT790ExIntrinsically Safe Headset with Bone Conduction Microphone, for PD795IS and PT790ExExplosion classification is ATEX (Ex ia IIC T4 Gb/ Ex ia IIIC T160°C Db) to be used in hazardous area ATEX Zone 0Find a dealerHighlightsFunctionsTechnical SpecificationsRelated Products PT790Ex PD795IS