17TECHNICAL DATATransmitter unitPower supply:1 lithium button cell battery(3V, CR2032)Transmission fre-quency from thechest strap to thetransmitter unit:Bluetooth® 4.0 and 5.3 kHzBluetooth ® QD ID: B019950WatertightnessThe transmitter unit and the chest strap aresplash-proof. The following table indicates theconditions and activities for which the receiverand chest strap are suitable:Drops ofsweatSho-wersBaths,swimmingpoolsWatersportsYes No No NoWe hereby guarantee that this product complieswith the European EMC Directive 2004/108/EC.Please contact the specified service address toobtain further information, such as the CE Decla-ration of Conformity.