Palm Tungsten Tungsten E Handbook page 147

To limit the maximum size of an incoming e-mail message,
Maximum
Message Size
enter the size in kilobytes (KB) for Maximum Message Size.
The maximum size of an incoming message is 5KB by
default, but you can enter any size up to 2048KB, including
attachments. The maximum message size that you can
retrieve is 60KB for the body text and approximately 5
megabytes (MB) of total data for any attachments. Because
downloading large messages can consume handheld
resources, the VersaMail application displays the size of and
asks if you want to continue downloading any message that
exceeds your maximum message size, up to a total size of
5MB.
POP accounts
Tap Next.
2.
Setting outgoing mail options
Outgoing mail options are the same for POP and IMAP accounts.
Setting up and managing e-mail accounts
IMAP accounts
137