Sony SRS-NWZ10 Walkman Speaker System with Cradle 8-watt speaker system with cradle designed for Sony NW series digital MP3 Walkman Compatible with NW-S603, NW-S605, NW-S703F, NW-S705F, and NW-S706F models Compact cradle holds, charges, and transfers music to Walkman via USB interface Each speaker includes magnetically shielded 3.14-inch woofer and 0.98-inch tweeter Speakers measure 4 x 7.25 x 6.38 inches (W x H x D) each; includes remote control