The latest wireless calling music ringtone set design features a red prominent push to call button that is easy to press and use. Visitor call or emergency call, both can be used. Elderly callers: Equipped with a hanging rope, the hanging ring design is convenient for securing with the rope, making it easy for the elderly to operate. Can be used as an SOS help button, installed on the wall next to the bed of elderly or immobile people, or in places such as toilets and bathrooms. When an emergency situation requires assistance, they can press the call button to remind you to pay attention. When you hear music playing, you can help them as soon as possible. If you have multiple buttons, you can set different ringtones for each button, so you know who needs your help.