Happymodel OVX300 / OVX303 5.8G 40CH 0/RCE/25mW/100mW/300mW Transmitter Open VTX for FPV RC Drone

Notes Must work together with a flight controller that supports Smartaudio or Tramp Introduction Happymodel OVX300 and OVX303 VTX are based on the Open source project OpenVTX powered by JyeSmith ExpressLRS team OpenVTx aims to provide firmware with both the SmartAudio and Tramp protocols Either protocol can be used on the flight controller and on VTx power up the protocol used is automatically detected by OpenVTx Currently SA is fully implemented and test against Rev 09 To date IMRC has not released a protocol standard and implementation is based on information found within Betaflight Main FeaturesOpenVTX firmware preloadSmartaudio readyNano size and stable power outputDescription Brand HappymodelItem Name Transmitter Open VTXOVX300 VTXModel OVX300Frequency 5 8G 40CHTransmitting Power 0 RCE 25mw 100mw 300mwPower supply DC 5VCurrent 5v 650ma 300mw Weight 0 9gram without antennaStandard size 14 15 3mmOVX303 VTXModel OVX303Frequency 5 8G 40CHTransmitting Power 0 RCE 25mw 100mw 300mwPower supply DC 5VCurrent 5v 650ma 300mw Weight 1 5gram without antennaCenter distance of mounting holes 16mmx16mm 20mmx20mm 25 5mmx25 5mmPackage Included Optional 1x Transmitter Open VTX