Ikarus Aerofly RC7 Standard Edition - USB InterfaceaeroflyRC7 Standardversion for Windows Computer Set with Interface and Single Line Converter For flying wireless with sum signal receiver (e. g. Graupner HoTT GR 12 or GR 16) For flying wireless with Spektrum receiver (e. g. AR7700 X) For flying wireless with 2. 4 GHz or older MHz receiver Receivers power supply via USB Interface Set content: aeroflyRC7 Standard with 30 models and 5 sceneries on DVD for Windows 1 x USB Interface 1 x Single Line