【Almost Unused Item】Wireless Call Button Nurse Call System: 1 Receiver, 6 Transmitters

This item is in near-unused condition.
I am selling it because it is no longer needed.
Operation has been confirmed to be problem-free.
It is priced slightly lower than on a major online retail site.

DAYTECH Nurse Call System for Home Use, Wireless Calling Bell, Caregiver Alert System, 5 Volume Levels, 38 Melodies, 150M Reception Range, Emergency Button for Elderly (2 Receivers, 6 Call Buttons) Call Button

2-CC16BL 6-2

[Uses & Signal Range] This wireless calling bell is a convenient device to support the lives of the elderly, pregnant women, people with disabilities, patients, etc. It is an emergency alert bell that allows users to send an SOS signal to caregivers/family by pressing the call button when they are in distress. The receiver has a night light function, which is convenient for getting up at night. It easily reaches between the first and second floors of a house, and can receive signals up to 100m if there are no obstacles between your house and your neighbor's.
[Easy to Use & Melody Selection] Simply press the call button, and the receiver will sound. You can choose from 38 melodies and adjust the volume from 0 to 110dB (5 levels) depending on the time.
[IP55 Waterproof & Expandable] With an IP55 waterproof design, it can be used in kitchens, toilets, bathrooms, and even bathtubs. The receiver can be expanded to work with up to 55 transmitters. Additionally, each transmitter can also work with multiple receivers.
[Package Contents] 2 Receivers, 6 Call Buttons (12V 23A batteries included), 1 Instruction Manual, 6 Double-sided Adhesive Tapes
[Quality Guarantee] This product comes with a lifetime quality guarantee from the date of purchase. If you encounter any problems during use, please contact us, and we will respond promptly. We strive to ensure customer satisfaction.
When pairing receivers and transmitters, you need to pair transmitter and receiver A in order from 1 to 6, and then pair transmitter and receiver B in the same way in order from 1 to 6.