The HeartSine 450P Semi-Auto compression feedback public access defibrillators has integrated Wi-Fi® connectivity with Gateway additional part (ACC-GTW-US-01). Designed to be durable, affordable and highly user-friendly all in the lightest and smallest package available. offers integrated CPR Rate Advisor that uses only the electrodes to monitor and uniquely provide visual and verbal feedback on the rate of applied CPR, as well as continuously reminding the rescuer to perform CPR when no CPR is detected. This exclusive technology effectively assists the rescuer to perform CPR – a key link in the chain of survival.