ESP01

<iframe width="450" height="260" style="border: 1px solid #cccccc;" src="https://thingspeak.com/channels/226180/charts/1?bgcolor=%23ffffff&color=%23d62020&dynamic=true&results=200&title=%C3%9Arove%C5%88+sign%C3%A1lu+%5BdB%5D&type=line"></iframe>

<iframe width="450" height="260" style="border: 1px solid #cccccc;" src="https://thingspeak.com/channels/226180/charts/2?bgcolor=%23ffffff&color=%23d62020&dynamic=true&results=60&type=line&update=15"></iframe>