Wireless Nurse Call System is widely used in hospital;clinic ;older home ;Elderly Home and so on. It consist of button for patient use and signal receiver for nurse or doctor use. When the Patient needs any help, he or she just press the button , the bed number will be showed on the RECEIVER of watch or display screen with “dingdong” sound ovibration. And Room Light （optional ）will be red color. So the Nurse and doctor could offer help very timely.

Specification of receiver of K-4L:

1. recommend work with one key button .

2. Different color for different service type 

3. It can work with 30 transmitter in max.

4. With separate output power supply: DC5V

5. inside with 700mah battery 

5. The prompting sound can be turned on/off

6. Dimension: 90*90*52mm

Specification of transmitter button of K-W3-H 

4 key: "Call" from cord; Call; Emergency; Cancel                                           

Signal Distance: 200M in open area   

Material: PC 

Dimension: 85*85*10mm

wall-mounted installation 

With a 12V 23A battery

Cord length: 30cm (default)、50cm、120cm                                  

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