CD/Radio refers to a device that combines a CD player and a radio tuner into a single unit. This type of device is commonly found in cars and other vehicles, but can also be used in home or office settings. The CD player allows for the playback of audio CDs, while the radio tuner allows for the reception of FM/AM radio signals. Some CD/Radio units may also include additional features such as Bluetooth connectivity, USB ports, or auxiliary inputs for connecting other audio devices. Overall, CD/Radio devices are a convenient and versatile way to listen to music and other audio content in a variety of settings.