... for Estate Management, Hotel, Building Construction, Factory, Railway, Traffic, Shopping Mall and so onHandheld Two-Way Radio HT-7 Technical Indicators Model HT-7Handheld Two-Way Radio ... H*L*W) 105*56*31mmWeight210gHandheld Two-Way Radio Transmitter Power OutputLO:1W HI:7WModulationF3ERadiation> ... 5/5KHzDistortion≤5%Noise Response34/40dBHandheld Two-Way Radio Receiver Sensitivity<0.20µVNeighbors Channel ...