Enjoy the world's best sleep sound system with white noise, nature sounds, an alarm clock, and more. 145 sound possibilities: 24 main sounds and 5 mixing sounds allow you to customize your sound environment. 3 speakers (including a subwoofer) result in the world's highest sound fidelity available from any sound machine; bass/treble control allows you to precisely adjust the tone of sounds. AM/FM stereo radio with 3 presets and radio spectrum selector switch can be used around the world. Backlit, dual 12/24 hour clock with 3 alarm sounds, digital calendar and brightness control. Our Sound Oasis Deluxe Sleep Sound Therapy System is the best and most advanced sound machine in the world. Combining high fidelity sound reproduction with an exceptional sound machine and clock radio features, this system will fill your room with white noise, authentic nature sounds, and up to 145 personalized sounds. With sound therapy, you can fall asleep easier, get higher quality sleep, experience relief from tinnitus, enhance your daily concentration and feel more alert throughout the day.. . . . . Patented Sleep Enhancement technology helps lull you to sleep; Bio-Sync sound helps realign your body after traveling or stressful days. Timer with 4 positions: continuous, 30 min., 60 min. and 90 min. with gentle off, plus a nap timer. Voice memo recording allows you to record your own voice message or sound; memory button replays last sound. Unit's speaker system is compatible with iPhone/iPod/MP3/CD. Headphone jack connects to your headphones or a speaker pillow. Requires 4 AA batteries (not included); view instruction manual. . Cord measures 72"L.