Foxeer Reaper Extreme 5.8GHz 72CH Pit/25mW/200mW/500mW/1W/1.8W VTX Build-in MIC FPV Transmitter for RC Drone Precise details: NameReaper Extreme 1.8W Input Voltage9~36V Output Voltage5V Channels72CH Power25mW/200mW/500mW/1W/1.8W, red light flash 1/2/3/4/5 times correspondingly PitDouble click to enter Weight13g Mounting Hole20*20mm M2 2.8mm depth Size36*27.5*8mm Consumption850ma;10V/2.5W Package Includes1 x VTx; 1 x silicon cable; BandCH1CH2CH3CH4CH5CH6CH7CH8 Band A58655845582558055785576557455725 Band B57335752577157905809582858475866 Band E57055685566556455885590559255945 Band F57405760578058005820584058605880 Band R56585695573257695806584358805917 Band H56535693573357735813585358935933 Band L53335373541354535493553355735613 Band U53255348536653845402542054385456 Band O54745492551055285546556455825600Unlock the frequencies and power levelsLong press the "KEY" button until the Red LED (PWR) is constant on, off, then on again, release the button unlock the all frequencies and power levels, flashed Red LED means in unlocked status, constant Red LED means in locked status. PIT Mode On/Off Double-click the "KEY" button to turn on/off the PIT Mode. Red LED (PWR) off means PIT mode on; Red LED (PWR) on means PIT mode off。In PIT mode, VTx outpout extreme low power. Note: If tramp cable is connected, button will not work, can not adjust frequency and power, controller will take over. BetaFlight only can accept 64 channels at most, so the O band is removed from the frequency table default.