Related Clues:

• Boom-box button
• Dual format for older car radios
• Satellite precursor
• Radio toggle switch
• Clock-setting button, and the theme of the puzzle
• Two-band, as car radios
• Red indication on a clock radio
• Like virtually all radios, nowadays
• Radio toggle
• Like 12-hour clocks
• Dual radio designation
• Switch on a 96 Across
• Having more than one band
• Offering a choice of bands
• Dual, as some tuners