RATE ELRS 2 4G CRSF SBUS Receiver With IPEX T Antenna for FPV Racing DroneSpecification Brand RATE Name ELRS 2 4G ReceiverFirmware ELRS 3 5 1 Supports High Frequency Head 3 0 And Above Antenna Interface IPEX Type 1 InterfaceAntenna Size 40 90mm OptionalAntenna Type Dipole T Type AntennaRefresh Rate 25 500Hz D1000Hz Working Protocol CRSF SBUSTransmission Power 100mW Telemetry Output Frequency Band ISM BandDimensions 17x13x3mmWeight 4 6gPackage included 1 x Receiver 1 x T Type Antenna 2 x Heat Shrink Tube 1 x 4P Cable