Tivoli Audio Model Three. Radio type: Clock, Tuner type: Analog, Supported radio bands: AM, FM. Driver size: 76.2 mm (3 "). Width: 212.7 mm, Depth: 133.4 mm, Height: 114.3 mm. Battery technology: Alkaline, Compatible battery sizes: AA, Battery voltage: 1.5 V. Dimensions (WxDxH): 212.7 x 133.4 x 114.3 mm