Elpro can provide Wireless Ethernet solutions at 869MHz, as well as the WiFi frequencies 2.4GHz and 5GHz.

869MHz provides ranges up to 5km but has a restricted bandwidth of 76kbit/sec. 2.4GHz and 5GHz provides a greater bandwidth of 11-108Mbit/s, but the range is limited to 100m. However, high gain antenna can be used to increase the point to point range to 1km+.

More information:-

5GHz vs 2.4GHz

869MHz

RM-805U-E

2.4GHz 802.11b

RM-240U-E

2.4GHz 802.11g

RM-245U-E-G

5.2GHz 802.11a

RM-245U-E-A