1.Nature Observing Device: This sound amplifier is perfect for observing nature life from afar. It comes with a built-in 8x zoom monocular. Thanks to this, you'll be able to observe nature into its fullest details. Listen to birds and other animals, everything is possible with this nature observing device. 2.Long Distance Listening: This outdoor gadget allows you to hear sounds up to 300ft/100m away. This makes it the perfect outdoor gadget to observe nature without disturbing the animals. 3.For Bird Watching: This sound amplifier is capable of recording 12 seconds and noise at once. It also comes with instant playback features. This allows you to fully observe and analyze the animals in your surroundings. 4.Special design and function: Its built-in monocular is great for spotting animals from afar or for watching at the slightest details of smaller animals. It comes with a 3.5mm headphone jack. The sound amplifier also comes with its own pair of headphones.