Speaker system ipod docking able connect to ipod series equipment and playing back the music. System support synchronize with ipod forward, upward, pause / play, fast forward, fast rewind and menu control function mode etc. Support Ipod video mode output. .ipod plug in speaker system docking and under play mode, system will recharge ipod battery automatically. 2. PLL digital tuning AM radio function: . Frequency range 522KHz-1620Khz / 530KHz-1720KHz, stepping range 9KHz / 10KHz. .10 station preset memory function. 3. PLL digital tuning FM radio function: .Frequency range 87.5-108MHz, stepping range 0.1MHz .10 station preset memory function. 4. AUX function: .Line in audio input, you can connected with MP3/MP4, PC device or PDA etc. .LCD Clock display function: 12H/24H mode setting. 5. Alarm Function: . Dual alarm mode set up function. .Alarm music can be ive sourcing mobile phone ring tone, or FM/AM radio, ipod music play. 6. Sleeping mode function: . Multiple segment sleeping mode set up, minimum 10min. 20, 30, 40, 50, 60, 70, 80, maximum up to 90 min can be choose. 7. Snooze mode function: Every 5 minutes alarm once, total 3 times. 8. Mute function: available .4 EQ preset mode function ( ROCK,CLASSIC,JAZZ,POP) .Individual Treble and Base functions control 9. High bright blue backlight: . Two modes can be set up, always on or when pass any key, back light will turn on 10 sec. 10. System full function status modes LCD display. 11. Full remote control functions.