Personal Tactile Signaler works in conjunction with the AM-6000 and AM-100 master units or can be used as a master receiving unit in conjunction with any of the Alertmaster sound monitor accessories AM-PXB has a tactile pad for notification anywhere in or around the home designed specifically for those with visual limitations AM-PXB is worn or carried for notification of household events whether inside outside or in remote areas of the house where flashing lamps may not be seen