Code - M5085A - Philips Make learning easier and more rewarding for every lay responder with the HeartStart OnSite (HS1) trainer. Train as if a life depends on it. Clear, calm voice instructions match those of the HeartStart OnSite (HS1) defibrillator. The unit resembles the actual defibrillator, yet is sufficiently different to avoid inadvertent use in an emergency. Instructional configuration options for realistic training - Works with internal and external pads adapters, allowing the instructor to provide clues towards pad placement for more realistic training. Supports training for both adult and infant/child patients. Realistic scenarios help you prepare for the real thing - Preconfigured sudden cardiac arrest scenarios simulate how the OnSite (HS1) AED will operate during a real-life cardiac arrest event. Coaching for both adult and infant/child CPR is included. Reusable training pads for quick and easy learning - The training pads resemble defibrillation pads for a realistic training experience, yet are sufficiently different to avoid inadvertent use in an emergency. Easy switching between adult and infant/child pad cartridges. The pads are reusable.