Portable radio frequency ranges fm am colours red black power supply mains operation inputs usb playback audio cd cd r cd rw mp3 cd cassette speaker system stereo overall performance 20 watt total output power 2 x 10 watt tuner type digital supported audio format mp3 display type lcd display battery type d number of batteries 8 fm frequency range 87 5 108 mhz width 385 mm height 155 mm depth 240 mm manufacturers guarantee 24 months