Radiolink AT10II 12CH RC Transmitter and Receiver R12DS 2 4GHz DSSSFHSS Spread Radio Remote Controller for RC Drone Fixed Wing Multicopters Helicopter Description Brand Name RadioLinkColor OrangeItem Name AT10II Transmitter with ReceiverSpecification Of the AT10II Transmitter Frequency2 4GHz ISM band 2400MHz to 2485MHz Modulation ModeQPSKChannel Bandwidth5 0MHzSpread SpectrumDSSS FHSSAdjacent Channel Rejection38dBMTransmitter Power100mW PCB testing 20dBm 3 meter air testing Operating Current95mAOperating Voltage8 6 15VControl Distance800 meters groundChannel10 Channel Simulator ModeUnder the simulator model the transmitter action turn off change to power saving modelScreen 16 colorful screenSize 78 x 52mm320 480 pixelCompatible ModelInclude all 120 degree and 90 degree swashplate helicopter all fix wing and gliders five flying model Size18 x 9 5 x 22cmWeight0 95kgSpecification Of R12DS Receiver Frequency2 4GHzChannel12CH support SBUS and PWM signal outputWorking Voltage4 8 10VWorking Current38 45mA input voltage 5V Dimension50x31 5x14 5mmWeight14gControl RangeAbout 4KM air Maximum range tested in unobstructed areas free of interference and may vary depending on local regulations Two signal working mode of R12DS 1 PWM signal output working mode red LED indicates PWM signal output 11 channels Totally 2 S BUS signal output working mode blue purple LED indicates S BUS signal output 12 channels totally S BUS and PWM signal working at the same time S BUS signal cha