Sony WALKMAN Radio SRF-M10. Radio type: Personal, Tuner type: Digital, Supported radio bands: FM. Display: LCD. Weight: 42 g. Battery technology: Alkaline, Battery life (max): 40 h, Battery type: AAA. Dimensions (WxDxH): 30.2 x 14.9 x 70.7 mm, Antenna type: Cord, Audio system: Mega Bass