E70-DTU(433NW30-GPRS) wireless modem to GPRS network server
[Frequency]：431~446.5MHz
[Power]：30dBm
[Distance]：6.5km
[Weight]：257±5g
[Introduction]： E70-DTU (433NW30-GPRS) is a wireless modem to GPRS network server, which realizes the transparent transmission of Sub-1G and GPRS network data.
