[Frequency]：410.125~493.125MHz

[Power]：37dBm

[Distance]：20km

[Size]：124*105*25 mm

[Interface]： RS232/RS485

[Weight]：253±5g

[Introduction]： E90-DTU(400SL37) is a data transceiver with military-grade LoRa modulation technology.With multiple transmission modes, it works in the (410.125~493.125MHz) frequency band (default 433.125MHz).The transceiver provides transparent RS232/RS485 interface and supports10～36V voltage input.