1、APPLICABLE SCENARIO: This nurse call code is designed for the nurse station universal replacement and medical alert system, and can also be used for emergency alerts in the patient help system 2、SUITABLE PEOPLE: This emergency call pager cable has a red call button and is ideal for caregivers, patients, the elderly, the disabled, the sick 3、CONVENIENT USE: Push button cord cable has a crocodile clip that can be placed on the bed, clothes, will not worry about losing, make emergency call anytime and anywhere 4、CONNECTOR SPECIFICATIONS: The standard large DIN 8Pin mono plug connects to the calling speaker, require no power or batteries, and is easy to use in a dark room 5、TECHNICAL PARAMETERS: Nurse station universal replacement call cord feature a carved handle with waterproof design, and the cable length is 9.8ft/3meter