Rolls HE18 - Buzz Off 2-Channel Hum and Buzz Remover HuddleCamHD The close-up lens is screwed

The close-up lens is screwed on to the front of a lens like a filter

This little device is seriously cool

and layer samples in the deck slots for real-time remixing

Utilized by the US and Canadian militaries

The folding handgrip mount attaches securely to any camera via its standard 1/4"-20 screw

Rolls HE18 - Buzz Off 2-Channel Hum and Buzz Remover HuddleCamHD The close-up lens is screwedThe Rolls HE18 Buzz Off is a low cost, 2 channel, in line audio hum and buzz remover, which virtually eliminates 60 cycle ground hum and buzz in the audio path. In addition to hum removal, the unit converts unbalanced signals into balanced signals, and vice versa, improving overall noise performance. Eliminates ground loop hum and buzz Leaves signal grounds connected Passive unit, no power required Converts balanced lines to unbalanced lines and vice