HWalkie TR-N55,FM Radio,Intercom,Walkie Talkie,Interphone,Transceiver Walkie Special Featuers: 1.High Capacity,Li-ion Btttery Design; 2. Voice Prompt Feature, Humanity Design; 3.Flashlight Function; 4. Quiet Talk(QT) and Digital Quiet Talk(DQT) Unity SectionFrequency Range 400-470MHZRated Voltage DC3.7V(Li-ion battery)Memory Channel 16 ChannelsAntenna Disposition Inductively Loaded AntennaAntenna Impedance 50ΩWorking Manner Same Frequency Single Operation or Different Frequency Single Operation/-10°c-55°cGround Method Negative PoleVolume 100×55×28mmNet Weight 0.16Kg(include battery)Launchinag PartsOutput Power ≥3WModulation Mode Frequency ModulationMaximum Frequency Deviation ≤±5KHZRemanent Radiation <-60dBPreemphasis Character Per Fold Frequency Patch 6dBEmission Current ≤1000mAPeceiving PartsSensitivity <0.16μV(12dB SINAD)Silent Sensitivity <0.2μVIntel Modulation Anti-interference 50dBAudio Frequency Power ≥100mWReceiving Current ≤100mASilent Waiting 10mA