Grundig MUSICBOY 51, Portable, Analog, FM, LCD, Chrome, 31.7 oz (900 g) Grundig MUSICBOY 51. Radio type: Portable, Tuner type: Analog, Supported radio bands: FM. Display type: LCD. Product color: Chrome. Weight: 31.7 oz (900 g). Dimensions (WxDxH): 9.72 x 2.44 x 5" (247 x 62 x 127 mm), Audio system: mono, Power requirements: 230V