Features·LCD Display·High/Low Power Options·QT/DQT·Dual-band ·Self-switch off Function ·Lamp Function·FM Radio·Three Colors of LCD Background ·Emergency Calling ·Battery Indicator,Time-out Timer ·Channel Setup by Manual Operation ·Manual Operation/PC ProgramableSpecification·Frequency Rang:136-174MHz/400-470MHz·Channel Capacity:100个·Battery Capacity:1100 mAh/1100mAh Li battery·Operating Voltage:3.7V ·Modulation:F3E·Speaker Impedance:8Ω·Antenna Impedance:50Ω·RF Power Output:2W·Frequency Stability:±5ppm·Residual Wave Radiation:60dB·Adjouent Channel Power:65dB·Modulation Features:±3dB·Receive Sensitivity:0.2μV·Audio Distortion:≤5%·S/N:42dB·Audio Output Power:500mW