Long distance hearing, hear and record sounds over 300 feet, record up to 12 seconds with internal memory; Built-in 8X monocular, 8 times closer;; Come with 3 jack, 5mm, supporting external recorder; Adjustable sensitivity dial, fine tuning frequency to adjust the width of sound reception; Come with satellite dish and high quality headphones; br/> Features: - Long distance hearing, hear and record sounds over 300 feet, record up to 12 seconds with internal memory - Built-in 8X monocular, 8 times closer -Come with 3.5mm jack, supporting external recorder - Adjustable sensitivity dial, fine tuning frequency to adjust the width of the sound reception -Come with satellite dish and high quality headphones ? Description: This extreme sound amplifier comes with a satellite dish and high quality headphones. You can hear and record sound from a distance of 100 meters. You can also record audio for up to 12 seconds with internal memory. Additionally, it supports external recorder. via the 3.5mm