Battery-free button for the extension of SONUS AC wireless doorbell system.
| General information: | |
|---|---|
| Possibility of extension by an additional transmitters: | No |
| Receiver: | |
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| Optical indication: | No |
| Transmitter: | |
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| Dimensions of the transmitter - height: | 82 mm |
| Dimensions of the transmitter - depth: | 22 mm |
| Degree of protection (IP): | IP44 |
| Type of power supply of the transmitter: | battery - free |
| Batery included: | No |
| Dimensions of the transmitter - width: | 44 mm |