RP1 Nano ReceiverType: ISMESP8285 MCUSX1280IMLTRT RF ModuleAntenna: 65mm 2.4ghz T AntennaFrequency Range: 2400 MHz to 2480 MHzMaximum receive refresh rate: 500Hz / F1000HzMinimum receiver refresh rate: 25HzWorking voltage: 5vWeight: 0.53g (without antenna)Dimension: 13mm*11mm*3mm