4 Channel Relay Module Guest Paging which can stack up to

which can stack up to twenty-five coasters per charging station

For companies in the hospitality

The transmitter is connected to your LAN

Modulation Scheme FM (FSK) Output Power  10mWatt Baudrate 1200 Bps Range 600 meters - 2 kilometers

we will ensure that the products are ready for use when delivered

4 Channel Relay Module Guest Paging which can stack up toDescription 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