Timex Nature Sounds Auto Set CD Clock Radio with Smart Knob Tuning and MP3 Line In 2-alarm CD clock radio with 90-minute sleep timer; auto-set feature adjusts itself, including Daylight Savings and leap years Auxiliary audio input accommodates an MP3 player, DVD player, cassette player, or other device Sleep to radio, CD, nature sounds; wake to radio, CD, nature sounds, or buzzer Stereo speakers, CD repeat and random play Measures 8.1 x 6.7 x 5 inches (W x H x D)