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The Sonic Sound Amplifier hand-held listening device is perfect for locating birds while birdwatching, wildlife adventures and just eavesdropping. The device comes with a super-sensitive microphone and parabolic sound collection dish that pick up conversations and noises up to 100 m away. Compact, lightweight headphones are great for on-the-go eavesdropping and birdwatching. A built-in frequency controller blocks out harmful noise above 85 decibels for super-safe sonic sleuthing.
Features
- Hand-held sonic listening device
- For science experiments, wildlife use and eavesdropping
- Super-sensitive microphone works up to 100 m away
- Incl. compact lightweight headphone and cable connection
- Frequency controller blocks noise over 85 decibels
Specifications
- Power supply: 9 V battery (not provided)
- Audible and enforced frequency range: 85 Hz to 15 kHz
- Parabolic reflector diameter: 207 mm
- Max. effective distance: 100 m
- Dimensions: 280x210x210 mm incl. reflector
- Weight: 0.420 kg
Please note: Listening to third persons without their consent is not permitted and therefore in some cases not allowed by law.
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Biologia 
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