two way radio, radio communication, interphoneFunction50 CTCSS/105 CDCSS,VOX Function, PC Programming, High/Low Transmit Power, FM Radio Built-in, Emergency Alarm, Intelligent Charging, Battery Save, Low Voltage Alert, Time-out, Busy Channel Lockout TimerCase MaterialPC+ABS Fireproof PlasticMain ComponentsElan IC, Renesas RF Power..