handheld walkie talkie wiht LCD screem

waterproofhandheld walkie talkie 1.Productioninformation1.) Main FertureMultifunction LCD sreem,dustproof and scratchproofglass199 programming memory channelsWaterproof keying2.) Function• CTCSS/DCS• Time-out Timer (TOT)• Wired Copy• PC Programmable• Time-out Timer (TOT) • FM radio• High Frequency Stability• Hi/Lo Power switch• VOX (Voice Operated Transmission) • Low Battery Alert.• Emergency Alarm• Power Save Function• Tail voice elimination• Channel Annunciation3.)SpecificationGeneralFrenquency RangeVHF136 174MHzUHF350 390MHz400 470MHzChannel No.199 channelsChannel Step5KHz / 6.25KHzFrenquency Stability2.5ppmoperating temperature-20°C to +55°CWorking voltage7.4V DCDimension(H×L×W)104mm*52mm*31mmWeight200gColorBlackDistances3-18KmLaunchOutput Power5WMax.Freq.Deviation±5KHzAntenna Impedance50ΩTransmitting Current≤ 1300 mAModulation Distortion< 5% (300KHz –3KHz )Modulated ModeFM(F3E)Residualwave Radiation≤-65dBReceiverSensitivity0.20μV (12dB SINAD )Operating BandwidthWide. 25KHz Narrow.12.5KHzFirst IF of Receiver38.850 KHzSecond IF of Receiver450 KHzSquelch Sensitivity0.16μVAudio Power output≤ 500mWStandby 2.Design / Structure / Details Pics 3. Factory and Certification Quality certification Of PRC CE certification