Patented First Aid Technology Tool. Talking First Aid Device. This device takes your first aid program to a new level of preparedness. Gives audio (verbal) and text instructions for what to do for most first aid and medical emergencies. The First Voice Emergency Instruction Device is an award-winning, affordable real-time first aid emergency use device or training device that allows for scenario-based training by first aid or first response team members. Training on an interactive device improves skills retention and responder confidence to help mediate emergency situations until 911 assistance arrives or follow up care can be obtained.