A hi-fi stereo compact disc player. Anti-resonance and vibration design with a honeycomb chassis, disc drive with low center of gravity and large feet. Direct linear conversion with an 18-bit D/A converter with digital bias and an 8-way 20-bit digital oversampling filter. With RCA phono Line Output sockets, terminals for CD-Deck Synchro and Control input/output and on UK and Continental Europe models a jack for headphones with volume control. 

Functions.

Specification 
Frequency response2Hz - 20kHz
S/N106dB or more (EIAJ)
Dynamic range96dB or more (EIAJ)
Channel separation98dB or more (EIAJ)
Total harmonic distortion0.004% or less (EIAJ)
Output voltage2.0V
Wow and flutterLimit of measurement
Number of channels2 channels (stereo)
Vintage Pioneer PD-4500 Compact Disc CD Player