New SOS call bell button design for 2023. One-piece silicone is more waterproof with better performance, flying saucer triangle appearance design is better looking, more wearing and installation ways to adapt to more application scenarios. Wireless and easy to install: The wireless caregiver pager helps you save the hassle of wire installation. Just plug in the receiver and the transmitter can be worn on your body with a lanyard, hung on your wheelchair, attached to the wall or screwed to the wall, so your family/patient can call for help anytime and anywhere. One to one digital display for quicker help request: It can be used at home to take care of the elderly, pregnant women and sick people, in care centers, or in business premises together, each button corresponds to a digital display, which can clearly let you know which room is asking you to help. 55 Ringtones & 5 Volumes & LED Number Display: The receiver is equipped with 55 different styles of ringtones for you to choose from. You can program each panic button with your own sound. 5 levels of adjustable volume from silent to noisy (0dB to 110dB), you don't have to worry about not hearing the sound. LED indicator can show different numbers to help you easily distinguish who is calling (1-9 numbers display, 1 receiver supports up to 9 SOS buttons). Long reception range up to 1000Ft/300m and expandable: This nurse call system has a large signal reception range. It can be used in a 2 or 3 story house. It can also be paired with other receivers or call buttons to expand your range of use. Flexible expansion plan: If you need more transmitters or receivers to join during use, contact us to purchase corresponding accessories and you can easily pair them together to work.