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Therefore, always unplug the antenna from the mains power supply during a thunderstorm. Technical Data This device complies, regarding conformity, to the basic requirements and other relevent provisions of the Low Voltage Directive 2004/108/EC, the Directive for Low Voltage Appliances 2006/95/EC and the Eco Design Directive 2009/125/EC (Ordinance 1275/2008 Appendix II, Number 1). Power supply: 220 – 240 V ~ / 50 Hz Power consumption: 3.5 Watts Frequency range: 40 – 860 MHz Amplifier gain: FM: 28