The Pioneer PDR-99 CD Recorder was among the last, if not the last CD recorder in the Elite line. It had a list price of $2000 and featured every cutting-edge audio engineering advancement Pioneer had developed up to the very end of the 1990s.  The photo above shows the PDR-99 without the side panels. 

The photo, features and specifications listed below came from Pioneer's site for discontinued models.

• Urushi Finish with Rosewood Side Panels
• Stable Platter Mechanism
• Allows for the Recording/Playback of Standard Format Compact Discs
• Records on Write-Once/Read-Many Compact Discs
• Integrated fs-converter (converts 48kHz or 32 kHz sampled sources to the Standard CD Sampling Frequency of 44.1 kHz)
• 1 Bit DLC with Pulseflow D/A Converter
• Legato Link Conversion S
• Three-beam Differential push/pull pickup
• Recording/Playback Interfaces: Two Digital Interfaces (Coaxial and TOS), One Analog Interface (Standard RCA Type)
• SCMS (Serial Copy Management System)
• Double-Deck Design (Servo and Digital Circuits separated from Audio Components)
• "Talk Back" Input
• Auto Rec/Pause
• Auto Space Mute
• 4 Mode Recording: Automatic Digital-Source Synchro Recording (1 Track/All Tracks); Manual Digital-Source Recording; Manual Analog-Source Recording
• Sampling Frequency, Digital Source, and Input Source Indicators
• Manual and Automatic Track Writing
• Previous Recording End Search
• FINALIZE (Table of Contents Write)
• Fade-in/Fade-out Recording