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The call unit is often used for calling managers
The transmitter is connected to your LAN
the pager number is entered on the transmitter so that the pager is called
which can stack up to twenty-five coasters per charging station
4 Channel Relay Module Guest Paging The call unit is oftenDescription Description 4 switch outputs for controlling 4 devices on off and serial data out. This 4 channels multi function RF receiving controller can be used to turn on off relays including fields for electronically operated gate, Windows, Lifting Appliance, Switch, Lifter, Agricultural Control System, Industrial Control, Security Industry etc. Item description Channel Relay Module This RF receiver can be used for switching between 4 relays. This
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