FM transmissions with DSP chip. It can reveal a frequency of 60-108 MHz with our compact radio. Radio automatically: 0.1 MHz each time tuning is a problem? Don't worry, press the CH+/CH- button and it will automatically search for a stable channel. Voice Loud and Clear: 7-level sound volume can be adjusted. Even at level 1, you can hear a voice with the earphone, super clear stereo radio. Easy Control: Only 5 buttons for easy control, VOL +/-, CH +/- and a power button. The personal radio FM is designed simply so that even a small child can be controlled. LCD Screen: 1.1 inch LCD screen, all information such as frequency, sound volume, power capacity and a signal symbol for a stable signal will be displayed on the screen. The battery is not included in the delivery.