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Used together with a call receiver, the call button (signal transmitter) APE330 has been developed to send instant messaging and to improve communication processes.
The wireless call button APE330 works via radio frequency and is waterproof, therefore it is also suitable for outdoor use. With the adhesive pad on its back, it can be attached.
Used together with a call transmitter, which can be easily used in any area. The device is safe and stable. Also uses an integrated rechargeable battery with a safe waterproof charging process.