Key benefits and features - Easy to use: Its built-in monocular helps spot animals from afar or observe fine details of smaller animals. It includes a 3.5 mm headphone jack, and the sound amplifier comes with its own pair of headphones. - 8X monocular viewing: The integrated 8x zoom monocular lets you observe nature at a distance in full detail. You can listen to birds and other animals while you watch. - Special design and function: This sound amplifier can record 12 seconds of audio and ambient noise at once, with instant playback for immediate observation and analysis. Bird watchers and nature lovers will appreciate the sound quality. - Long distance listening: Hear sounds up to 300 ft / 100 m away, enabling nature observation without disturbing the animals. Use scenarios - Bird watching from a hide or trail: visually spot birds and listen to their calls in real time. - Wildlife observation at a campsite or park: observe small animals from a distance while capturing and reviewing sounds. - Field study or nature education: record short audio clips for study or teaching, with instant playback for analysis.