Type Sub-1 GHz Transceievers Applications Ideal for wireless communication systems in smart metering, home automation, and industrial control On-board modules Metis-I (2605041183000) - radio module from Würth Elektronik Key Features 868MHz operating frequency, module based on the MSP430 MCU and CC1101 RF chip-set, integrated Flash and RAM, wireless M-BUS EN13757-4:2013 standard, OMS (Open Metering System) supported, range up to 700m line of sight, low-power function (Wake-On-Radio), UART interface with additional hardware flow control pins, and more Interface UART ClickID Yes Compatibility mikroBUS™ Click board size L (57.15 x 25.4 mm) Input Voltage 3.3V