ham radio,radio, ,two way radio ,walkie talkie 1) Feature 1. Channel Scan It enables you to set 16 channels for scan function. And also enables you set for a priority channel. 2. Computer Software Program The user can set frequency and other related data through computer software. 3. Time-Out Time (TOT) TOT wil prevent any individual from using a channels for extended period by setting continuous transmission time. 4. Busy Channel Lockout It prevents you from interfering with using channels 5. Power Save Function Power save function deceases the power consumption when no signal is being received and no operation is being performed. 6. 38 Groups of CTCSS It enables you to receive singal selectively by different CTCSS tones. 2)Main Technical Indices Unity sectionRated voltage DC7.4V±15% Memory channel 16 channel Freq.Circuit PLL Circuit Antenna disposition Inductively lacoded antenna Step size 5,6.25KHz Ground method Negative pole Lanunching partsOutput power 4W Transmitting current ≤800mA Remanent radiation ≤-65dB Freq.Stablity ±2.5ppm Receiving partsCircuitry Double super heterodyne Sensitivity <0.20μv Ist intermediate Freq 38.850MHz Ist intermediate Freq 450fMHzStandby 20mA Silent sensitivity <0.16μv 3)Supplied Accessories: ITEM Quan Rubber Antenna 1 Li-ion Battery 1 Charger 1 Belt Clip 1 User Manual 1 4.) Picture