Philips AZ3068 CD Soundmachine. Audio system: Stereo, RMS rated power: 2x4W (Mains power), 2x2W(Battery), Sound enhancement: Dynamic bass boost 2 steps. Speakers: 2-way Bass Reflex Speaker, Driver unit: 101.6 " (4"). Supported radio bands: FM MW, Antenna: FM Antenna. Media types supported: CD CD-R CD-RW MP3-CD WMA-CD. Display: LCD