[Working frequency]：850.125~930.125MHz

[Transmit power]： 30dBm

[Communication distance]：10km

[Interface type]：RS232/RS485

[Product weight]： 131±5g

[Introduction]：E90-DTU (900SL30) is a data transceiver using military-grade LoRa modulation technology. It has multiple transmission modes and operating frequency range (850.125~930.125MHz) (default 868.125MHz). The transceiver provides a transparent RS232/RS485 interface and supports 8~. The input voltage is 28V.