Engine Noise Level (ENL) option for PowerMouse/FlarmBat CHF 117.70 RFB (2nd FLARM Antenna) activation - PowerFlarmCore CHF 159.40 External Audio Output for PowerFlarm-Core CHF 105.90 IGC Flight Recorder Approval (for PowerFlarm) CHF 105.90 Engine Noise Level (ENL) option (for PowerFlarm) CHF 164.90 Garmin TIS Interface for PowerFlarm CHF 84.50 Obstacle Database CHF 42.80 IGC option for PowerMouse and FlarmBat CHF 117.70 RFB (2nd FLARM Antenna) activation - LX80x0PF/LX90x0PF/PowerMouse CHF 159.40 RFB option for PowerMouse upgrade (retrofit) CHF 133.80 RFB option for FlarmBat upgrade (retrofit) CHF 133.80