Beachtek DXA-POCKET Compact Audio Adapter High-quality active audio adapter for camcorders, DSLR and mirrorless cameras provides pure, clean audio from self-powered compact shotgun mics and wireless. Powerful, low-noise preamplifiers give you 30dB of gain for plenty of punch and hiss free audio Two mono and one stereo 3.5 mm inputs with one stereo 3.5 mm output for connection to the camera Dual trim controls with detents make it easy to set and reset the proper levels - bracketing feature allows you to use a safety channel at a lower level in case the primary channel gets distorted from an overly hot input Built-in VU meter ensures the proper recording levels for the highest audio performance