In October, the recording level problem looks like it will be fixed by a firmware update. Not sure if the voice recording truncation problem means the WAV file limit that only allows 80 mins of WAV recording at a time. From I-river's firmware update announcment:
Firmware Upgrade Schedule
[H Series]
1. H100 Series
First Upgrade (Expected end of July ~ early August)
New features
1) File delete function supported
(Files can be deleted from the player itself) – on the fly file delete
2) Format function supported
(Will be supported for Window 2000/XP- based devices due to difficulty in formatting 40GB files from the operating platform)
3) Adjustable playback speed supported
(Playback speed cannot be manipulated as in the iFPs but adjustments can be made with select speed options)
4) Gaps between songs can be deleted
(Gaps are deleted through scanning for silent periods at the end of the music file) - Gapless playback.
5) DB Unicode is supported
(Supports technology in Unicode).
6) DB OGG file adding is supported (OGG is supported in DB Update).
7) Hebrew language added.
Sub folders supported for TEXT folders.
9) SHUFFLE function improved to Real Shuffle.
10) Problem with ID3 Tags resolved with EXÎÃ (Problems from using MP3GAIN resolved).
11) Remote control display problems from NAVI functions in PLAYLIST mode fixed.
12) Internal playlist supported (Programming function supported) on the fly playlist.
13) Problems of FM tuner display fixed.
14) Interference on the display from remote control usage is fixed.
15) External battery supported for H100 series (External batteries will be recognizable for the H100 series).
16) Problems recognizing select files in Japanese fixed.
Second Upgrade (Expected in October)
New features
1) Recording volume adjustment function supported.
2) No recording delay from the push of the RECORD button.
3) MONO recording supported (Supported during VOICE Recording)
4) Truncated voice recording fixed.
5) SAD function supported.
6) AUTO SYNC function supported.