'this model also employs the latest in high-performance devices and interfaces which will provide superior and unprecedented processing capabilities.'
'Dolby Digital and DTS surround sound'
'All of the remote's buttons are backlit'
'interpolation algorithms proprietary to Denon.'
'if you decide to stack anything on the H4000 (and you should not be stacking components on it) like DVD movies, etc., the controls become useless as well.'
'Disappointing upscaled pictures'
'Top mounted controls on unit make component stacking impractical.'
'Denon's latest DVD deck displays movies at HD resolutions and plays SACD and DVD-Audio discs.'
'The player can be slow to respond to commands, and setting up and mastering its functions can be confusing and frustrating.'
'high-end audio compatibility'
'There's even an HDCD decoder, for you few, but proud, fans of this early enhanced-resolution audio format.'