Great for sound experiments and outdoor exploration. The ultimate eavesdropper and spy tool. Requires one 9-volt battery (not included).The Big Idea: GeoSafari Sonic Sleuth. Listen up and tune in to sounds up to 300 feet away with the GeoSafari Sonic Sleuth from Educational Insights. This high-performance listening device features a high-sensitivity microphone, parabolic sound collecting dish, high-quality headphones, and sound targeting scope. The Sonic Sleuth also features a built-in frequency controller to block out harmful noise above 85 decibels for super-safe sleuthing. Introductory science and investigative tool. This powerful, handheld listening device tunes in to sounds from over 300 feet away. Features high-sensitivity microphone, parabolic sound collection dish, high-quality headphones, and sound targeting scope. Built-in frequency controller blocks out harmful noise above 85 decibels for super-safe sonic sleuthing. The state-of-the-art Sonic Sleuth features a high-sensitivity microphone, parabolic sound collection dish, high-quality headphones, and sound targeting scope. Young scientists and detectives can listen in on birdsong or buddies conversations. Perfect for science experiments and wildlife adventures. The item "Spy Gear Listening Device Sound Dish Headphones Birding Stake Out Stalker Bird" is in sale since Sunday, April 22, 2018. This item is in the category "Consumer Electronics\Other Consumer Electronics". The seller is "currentlyselling" and is located in Mission Viejo, California. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Philippines, Norway, Ukraine, Croatia, Malaysia, Colombia, Costa rica, Dominican republic, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam.