This recently introduced Marantz flagship integrated unit is
rated at 400 w/ch. Into 4ohms, 200/ch. Into 8 ohms. It has balanced and
unbalanced line inputs and a phono stage accommodating both moving coil and
moving magnet cartridges.

List price new is $7995.This unit is six months old, little used, and in perfect condition with
original packaging, remote, and manual. 
There are 2 ½ years remaining on the factory warranty.


Further  specs from Marantz:

Technical Details

• The new reference class Integrated amplifier


• Four switching power amplifier channels in bridged mode (two per channel) for maximum grip and drive


• True Balanced Concept from input to speaker to realize ground-free signal management
  


• Massive power: 200W per channel into 8ohms, and 400Wpc into 4ohms


• Easy driving of a wide range of speakers


• Wide-ranging dynamic ability thanks to instant high-current power supply


• Fully balanced throughout: both preamplifier and power amplifiers


• Marantz Hyper Dynamic Amplifier Modules (HDAM) in preamp stage


• Dual mono power amplifier configuration


• Separate power supplies for preamplifier and control processor, and for each power amp channel


• Discrete phono stage for moving coil and moving magnet cartridges in its own shielded case.


• High-quality construction with double-layer chassis, 5mm thick
  aluminum top lid, solid aluminum front, copper plated chassis and
  high-purity copper speakers terminals


• 4-layer PCB for minimized and thickness path for audio signal and power supplies

https://www.us.marantz.com/us/products/pages/ProductDetails.aspx?CatId=referenceseries&ProductId=PM10

Review links:

https://www.whathifi.com/marantz/pm-10/review

http://www.the-ear.net/review-hardware/marantz-sa-10-pm-10-cd-playerdac-integrated-amplifier

https://www.stereophile.com/content/first-look-marantzs-reference-10-series-dms-euro-hq