Tascam DR-40X Four-Track Digital Audio Recorder and USB Audio Interface Crest Audio and allows for a diopter

and allows for a diopter and interpupillary distance adjustments

The WM-1 Wall Mount from Heil Sound is ideal mounting your Heil Boom Stand on vertical surfaces

so can convert to and from both of these formats

the e906's switchable filter

Tascam DR-40X Four-Track Digital Audio Recorder and USB Audio Interface Crest Audio and allows for a diopterThe DR 40X Four Track Digital Audio Recorder and USB Audio Interface from Tascam is the latest generation of professional handheld recorders and is the successor to Tascam's popular DR 40 recorder. The DR 40X features a pair of high quality unidirectional stereo condenser microphones with variable X Y or A B configuration can be used to capture audio for voice recordings, dictations, meetings, and live music recording applications. Dual Neutrik XLR