Oki ES 1624n MFP - Manual (Page 141)

Options • 141
Duplex Unit
(Oki 42158411)
The duplex unit adds the function of two sided printing and enables
booklet printing. The duplex unit slides straight into the rear of the
printer and requires no tools to install.
The duplex unit handles:
• Paper sizes letter, legal-14, legal-13.5, legal-13, A4, A5, B5, custom.
• Paper weights from 20 to 28 lbs. US Bond
(42 to 58 lb. Index, 75 to 105 g/m² metric).