Multi-Timbral Physical Modeling Voice
https://www.qubitelectronix.com/shop/surface
If you had an Unicorn Account you could see a chart with the price development of this module and the average price asked for this module.
Qu-bit Surface in mint condition. Includes the module, ribbon cable and screws.-----Surface is a multi-timbral physical modeling voice capable of emulating the sonic qualities of acoustic instruments or morphing into otherworldly synthetic textures. Physical models contain plucked strings, prepared piano, and an assortment of melodic percussion, with up to 8 voices of polyphony. Creating a sense of space is easy with the true stereo outputs and configurable spatialization modes.

This offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
Look up onDisclaimer: Modules listed for sale on the ModularGrid Marketplace are offered explicitly by their respective owners. ModularGrid is not affiliated to the sellers and takes no legal responsibility in any transaction.
The internet is a rough place and fraudulent behavior can occur. If you are concerned about dealing with strangers consider buying your module at an authorized dealer.