The ADEUNIS RF ARF868LR series radio modems feature a 7 km range, 500 mW power, 27 dBm RF radiated power, -112 dBm sensitivity, frequencies from 863 to 870 MHz, RF data rates up to 57.6 kbps, 19 channels at 27 dBm (2.4 kbps) or 500 channels at 14 dBm (2.4 kbps). They have a 115.2 kbps serial data rate, with "Autobaud" function. The ARF868 LR is equipped with a SubD9 serial connector which offers automatic recognition of RS232 and RS485 serial ports (USB optional), with or without RTS/CTS flow control. They can operate in a transparent, network, addressed or repeater mode, whereas the legacy mode ensures compatibility with Adeunis RF X3-PRO models. They have been EN300-220 certified.