HOT!!! dual band amateur ham radio (transceiver ham radio, amateur ham radio, radio amateur) It embraces all common functions:TOT, BCL, VOX [levels adjustable], battery save function[multi-modes], low battery warning, PC programmingand so onadditional functions:DTMF working modesDTMF signaling system[all calls, group calls, selective calls, inspection, monitor*stun, kill function]DTMF side tone switch PTT-ID functionreverse frequency function50 CTCSS, 105 DCS [Tx and Rx can be edited respectively, nonstandard CTCSSeditable]multiple mute modesdigital FM radiowire clone functionall channel parameters can be set in frequency mode ham radio, amateur radio, ham radio tranceiver SpecificationsGeneral SpecificationsFrequency RangeFM:87-108MHZ(Receiving)VHF:136-174.995MHZ(Receiving &Transmitting)UHF0:350-390.995MHZ(Receiving)UHF1:400-470.995MHZ(Receiving &Transmitting)UHF2:480-520.955MHZ(Receiving)Memory Channels128Voltage7.5VOperating Temperature-30°C—+60°CWorking ModeCo-channels or dis-channels simplexAntenna Impedance50ΩFrequency Stability±2.5ppmWeightabout246gTransmitterCarrier Output PowerHigh: 4W / Low: 1WModulation Mode16KφF3E/11KφF3EMaximum permissible frequency deviationChannel Spacing25KHz±5KHz/12.5KHz±2.5KHzAudio Modulation Characteristic+3dBisaccordingto6dB/octavepreemphasisbetween0.3-3KHzAdjacent Channel PowerChannelSpacing25KHz≥65dBSpurious Radiation< 7μWModulation Distortion≤5%ReceiverSensitivity(12dBSINAD) 0.18μVNoise Quieting Sensitivity≤0.8μVSquelch Sensitivity≤0.2μVAudio Output Power500mWAudio Distortion≤5%Audio Response(300-3000Hz)+1dB—-3dBCo-channel Rejection≥-0.8dBLimiting Characteristic≤3Adjacent Channel Selectivity≥55dBChannel Spacing25KHz≥70dB/12.5KHz≥60dBIntermodulation Characteristic≥65dBBlock≥84dBSpurious Radiation9KHz-1GHz≤-57dBm