Specifications for E-Mail Sending 

Communication Protocol
SMTP, POP3*
Data Format
PDF, PDF (Compact), JPEG, TIFF
Resolution
JPEG: 300 dpi
TIFF (Black and White): 300 dpi (MMR Compression)
TIFF (Color): 300 dpi (JPEG Compression)
PDF (Black and White): 300 dpi (MMR Compression)
PDF (Color): 200 dpi (JPEG Compression)
PDF (Compact): Text 300 dpi, Background 150 dpi
System Environment
Windows Vista/7/8/10/Server 2008/Server 2012
Solaris Version 2.6 or later (with Samba 2.2 or later)
Mac OS X
Red Hat Linux 7.2 or later (with Samba 2.2 or later)
Interface
100BASE-TX, 10BASE-T, IEEE 802.11 b/g/n (Infrastructure mode)
Color Mode
Color, Black and White
Inputted Image
Text, Text/Photo, Photo
Paper Size
A4/A5
POP3 can also be used, though limited to when authenticating before sending.
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