[Frequency]：410～510MHz
[Power]：20dBm
[Distance]：1km
[Size]：92*67*30mm
[Interface]：RS232
[Weight]：95±5g
[Introduction]：E95-DTU (400F20-232) is a cost-effective wireless data transmission radio station with multiple transmission methods. It works in the (410～510MHz) frequency band (default 433MHz). The radio provides a transparent RS232 interface, adopts a plastic shell, and is mounted on a guide rail.
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E95-DTU(433L30-485)-V8[Frequency]：410～441MHz
[Power]：20dBm
[Distance]：3km
[Size]：92*67*30mm
[Interface]：RS485
[Weight]：95±5g
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E95-DTU(400F20-232)
[Frequency]：410～510MHz
[Power]：20dBm
[Distance]：1km
[Size]：92*67*30mm
[Interface]：RS232
[Weight]：95±5g
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E90-DTU(400SL30P)[Frequency]：410.125～493.125MHz
[Power]：30dBm
[Distance]：10km
[Size]：108*75*37mm
[Interface]：RS232/RS485
[Weight]：237.8g±4.5 g
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E90-DTU(900SL22)[Frequency]：850.125~930.125MHz
[Power]：22dBm
[Distance]：5km
[Interface]：RS232/RS485
[Weight]：128±5g