This is a special order item and is non-cancelable and non-returnable. Est. arrival at B&H is 7-14 days (subject to availability). Your order will be charged at time of shipment.
The Downmix Upgrade from Grace Design is an upgrade for the m906 5.1 monitor controller that allows you to create a stereo mix from a six-channel surround audio source.
Observação! Purchase of this item requires you to send your m906 to Grace Design for installation. If you do not already own an m906, you may purchase one with this upgrade preinstalled.