Features: Cost-reduced version of MZ-NH1.

• Jog-dial on front of case (similar to iPod).
• Stick-type, backlit remote.
• Charging stand (without USB connection)
• USB connection on main unit.
• Auto Personal Disk Memory capacity: 18 discs of 500 tracks/9 discs of 2047 tracks.
• Bookmark function (up to 2047 tracks).
• Program (64 songs) / Group Program (20 groups)
• "VPT" Acoustic Engine (Virtual Phone Technology = Virtual Surround)
• 6 Band Equalizer
• Mic sensitivity (high/low) selector.
• Digital pitch control (allows playback speed change without pitch change).
• Quick Mode
• NiMH gumpack battery (NH-10WM)
• Digital amp.
• Body construction: Aluminum/Plastic.
• Colors: Silver, Black
• Principal differences from MZ-NH1:
  • No Date-time stamp.
  • NiMH rechargeable cell (vs. LiIon).
  • Has external AA battery case so that alkaline AA cells can be used as well as the NiMH gumpack cell.
• Common to Hi-MD recorders:
  • Records to Hi-MD (1GB) blanks and normal MD blanks reformatted to 300MB.
  • Provides PC uploading of audio recorded from microphone or line input.
  • Functions as USB data drive (FAT format filesystem).
  • Linear PCM and ATRAC3plus recording at 256 ("Hi-SP") and 64 ("Hi-LP") kbps.
  • Included software: SonicStage 2.0 and SimpleBurner
  • Operating power provided over USB bus when connected to a PC.

Markets: US, Europe (Japan?)

Links:

• Sony Hi-MD announcement
• Sony Hi-MD specification
• Hi-MD FAQ
• Sony's preliminary Hi-MD portable comparison chart.

Accessories: Charging cradle, external AA cell case, remote, NiMH rechargeable battery, AC power adapter, optical cable, usb cable, headphones, carrying pouch

Reviews:

User Manual: MZ-NH900

Service Manual: MZ-NH900