[Interface]：UART

[Frequency]：433MHz

[Power]：20dbm

[Distance]：2.5KM

[Size]：17*30mm

[Introduction]：E30T-433T20S is a high temperature wireless serial port module (UART) ,half duplex, integrated transceiver, transparent transmission, SMD type, TTL level output, working frequency band 4 25 ~ 4 50.5MHz , transmit power 100mW , can work in -40 ~ +125 °C environment, suitable for high temperatureoperation scenarios .