Features: - Listen to the heartbeat of your unborn baby while you relax in the familiar surroundings of your own home. - Can be used from the 16th week of pregnancy - dependant on position of baby in utero. - Share your babies heartbeats, hiccups and movements with your partner, family and friends. - Works with regular utrasound gel (Purchase at your local pharmacy). - Compact. - Easy to use and lightweight. - Uses standard 3.5mm audio jacks so you can use with your own devices. - Volume is adjustable. Package Includes: - The Womb monitor - One set of earbuds (2 earbuds) - Computer recording cable - Uses 9 volt alkaline battery (not included)