Listen, talk to and play music to your unborn baby with the FirstSounds Deluxe Prenatal Gift Set! This set allows the whole family to participate in listening to the sounds of your unborn baby`s heartbeat, kicks, and hiccups. You can also record thes e precious sounds to keep for yourself or to e-mail to family and friends, as well as record the sound of your own heartbeat to soothe your newborn baby. Research has shown that babies stimulated by music, particularly classical, while in the womb di splay faster visual, linguistic, and motor development. With the Fetal Speakers you can direct specially selected music by Mozart through your womb to your baby. The FirstSounds Deluxe Gift Set also includes a CD of postnatal music so you can continu e to stimulate and help your baby develop after birth. Features: -Includes one fetal monitor, two headsets, fetal microphone & speakers, one maternity belt, one recording cable, one prenatal CD, and one postnatal CD -Listen to your unborn baby`s hear tbeat, kicks and hicups -Stimulate and soothe your baby with the sound of your voice, classical music, and the beating of your heart -Record your baby`s sounds with recording device and E-mail them to family and friends -Requires one 9-volt battery a nd one AAA battery (not included) -Completely safe for you and your baby; does not use any AC current, ultrasound, or radio wave