Dragonfly or litchi fm and car radio are interactive mobile phone software.

Radio station: the general term for radio stations, which refers to one or more transmitters or receivers, or their combination (including ancillary equipment) necessary to carry out radio communication services or radio astronomy services. A radio station built on the internet. Internet radio has moved the traditional radio station to the Internet. There is no bulky cataloging equipment on the Internet, only portable computers. There is no launch tower, only a network extending in all directions; Listen to the radio without a radio, just sit in front of the computer and tap to hear the voice of the host. Internet radio refers to converting the audio or video data being played in a computer into a format that can be directly transmitted on the Internet through an encoder. Users can download the encoded audio information when logging on the radio website, and then convert the audio information into sound through related software such as Realplay or Winamp. Network radio does not need to occupy satellite frequency band and frequency resources, and its broadcast effect is affected by network bandwidth.