Hardware Interface for Panasonic RX-DU10 CD Radio Player: USB, Compact Disc Device Compatibility Attachment for Mounting a Headphone, Power Adapter, Quick Start Guide, and Owner's Manual Type of Display: LCD Speakers 50 Watts is the maximum output power. Batteries with a corded electric system Not included: 50 Hz GSM frequencies Total Ports for USB: 1 AM/FM radio bands