Box has been opened but the contents have never been taken out or used. It's brand new. My camera broke and I never ended up using it.

From the manufacturer:

The ultra-compact VP83 LensHopper™ is an all-in-one solution for capturing detailed, high-definition audio with full low-end response for professional results every time. For use with DSLR cameras and HD camcorders, the VP83 features a rugged build and true-to-life audio quality, expertly combining form and function. Its easily accessible controls enable quick adjustments for different recording environments.

Features

Exceptional Audio Performance with User-Friendly Controls
High sensitivity and low self-noise with wide frequency range for natural audio reproduction
Highly directional supercardioid / lobar polar pattern that rejects unwanted off-axis audio while clearly capturing the intended sound source
Superior RF immunity that avoids unwanted audio artifacts from cellular and RF devices
Easily accessible controls at the back of the microphone:
Three-position gain (-10 dB pad, 0, 20 dB boost) to compensate for different recording environments
Low-cut filter to eliminate background noise and room ambience
Durable and Lightweight

Integrated Rycote® Lyre® shock mounting system that provides robust isolation from vibration and mechanical noise (exclusively developed with Rycote for the VP83)
Durable, all-metal construction that meets legendary Shure quality standards in an ultra-lightweight design
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