Specifications include, but are not limited to: Envision One cDLM Mechanical (Includes: Envision One cDLM 3D Printer , Oxygen Generator, 1 Hour ... 1 EA - Each 23261507 - Three dimensional printing machine | 5753 <$5k, 8425 Envision One cDLM Mechanical (Includes: Envision One cDLM 3D Printer , Oxygen Generator, 1 Hour Remote Training/Installation) ***Amount has been reduced by trade in of 2011 Ultra DLP Machine (s/n is ET.PU.11.09.UL1179) with a trade in value of $5750.00 P2 OXYGEN CONCENTRATOR, US-120V 1 EA - Each 23261507 - Three dimensional printing machine | 5753 <$5k, 8425 OXYGEN CONCENTRATOR, US-120V P3 Envision One cDLM Full Domeless Basement Assembly 2 EA - Each 23261507 - Three dimensional printing machine | 5753 <$5k, 8425 Envision One cDLM Full Domeless Basement Assembly P4 PCA 2000 1 EA - Each 23261507 - Three dimensional printing machine | 5753 <$5k, 8425 PCA 2000 P5 Envision One Demo Machine with Envision One RP software downloaded 1 EA - Each 23261507 - Three dimensional printing machine | 5753 <$5k, 8425 Envision One Demo Machine with Envision One RP software downloaded