Features: 1) Multi-channel May store 16 channels. 2) CTCSS 39 groups of optional standard CTCSS. 3) TOT Function Time-out timer can stop the transmitting automatically by presetting time limit to avoid any damage caused by long-time continuous transmission. 4) Monitor Function Monitor is useful to adjust the volume level or receive a weak signal. 5) Battery Save No signal being received or no operations being performed for more than 10 seconds, auto save. 6) Wired Clone All stored data can be transferred to another radio of the same model by a specific cable. 7) Low Battery Power Indicator When the battery power appears low, the battery indicator will flash for alert. 8) Scanning in VFO Mode and Channel Code VFO SPECIFICATION Frequency (1) 400.0000～420.0000MHz (2) 450.0000～470.0000MHz (3) 420.0000～450.0000MHz (4) FRS:446.00625～446.09375MHz (5) PMR:462.5625～467.7125MHz RF power: 2W Channel capacity: 16 Frequency step: 25kHz Sensitivity: ≤0.2uv Frequency stability: ±2.5ppm Operating temperature: - 20℃ ～ +60℃ Battery: DC 7.4V (Li-ion battery 1100mAh) Antenna impedance: 50Ω Dimension: 101mm X 51mm X 28.5mm Weight: 240g with battery