AliMed® Remote Receiver/Alarm Unit Typically mounts outside the patient’s room, and extends the range of the Remote Bedside Alarm by up to 150 feet in any direction. The motion sensor in the room communicates with the remote receiver to wirelessly sound the alarm and flash an alert light in the hallway. Magnetic or screw mount • On/off switch • 80- or 100-dB volume setting • Low-battery light/tone • Batteries (four C, included) or AC power (12V, 300 mA, not included)