92N TELEKOMUNIKACE a.s., www.2n.cz®1.2 Safety PrecautionsIt is prohibited to use any transmitters, including the GSM/UMTS gateways, in areaswhere explosives are used, such as quarries.It is prohibited to use the GSM gateways at petrol2N BRI Enterprise / BRI Lite®stations where mobile telephones are also prohibited.GSM phones may affect sensitive life–saving devices in medical centres. Therefore, it isforbidden to use GSM/UMTS devices, including the GSM gateways, in such facilities.In general, any prohibition regarding mobile phones based on RF energy radiationapplies to GSM/UMTS devices too.If necessary, the GSM gateways may be installed at a safe distance from the prohibitedarea and connected with the original place through an Ethernet cable.Although GSM gateways are not intended for cars or aeroplanes, all relevantprohibitions and regulations regarding mobile phones apply to them too.