Reliable CB radio transmitter from PRESIDENT. Compact and lightweight construction. Very light electret microphone with cradle support. With active noise reduction. Multifunctional LCD display. USB port for charging a phone or other smaller device.Technical information: 40 AM / FM channels12 / 24 V power supply 4 W transmitter microphone connector 6 pin antenna resistance 50 ohm dimensions 115x180x35 mmWeight 0.8 kg