[Frequency]：410.125~493.125MHz

[Power]：30dBm

[Distance]：10km

[Size]：82*84*25mm

[Interface]：Ethernet

[Weight]：130±5g

[Introduction]：The E90-DTU(400SL30-ETH) supports adaptive network speed and provides four working modes, TCP Server, TPC Client, UDP Server, and UDP Client. It also supports two-way SOCKET work. The wireless communication adopts LoRa direct sequence spread spectrum technology.