Specification: Black and white laser A4 format multifunction device Printing, copying, scanning, faxing Automatic two-sided printing (A4; 64 - 105 g/m²) Print speed 32 ppm (A4; single-sided) 16 ppm (A4; duplex) Scan speed: 22.5 ipm (A4, black and white, single-sided) 7.5 ipm (A4, color, single-sided) First print time: about 8.5 seconds. Resolution: Printing: 1200 x 1200 dpi Scan: 1200 x 1200 dpi Copy: 600 x 600 dpi Memory: 128 MB Interface: USB 2.0 Network card (10Base-T / 100Base-TX) Wi-Fi 2.4 / 5 GHz Mobile printing capability: Brother Mobile Connect, Apple AirPrint, Mopria Paper Feeder Capacity: Manual feed slot: 1 sheet Cartridge: 250 sheets Paper size: Manual feed slot: Optional (width 76.2 - 215.9 mm, length 127 - 355.6 mm), Envelope; COM-10, DL, C5, Monarch Cassette: A4, Letter, B5(JIS), B5(ISO), A5, A5(Long Edge), B6(JIS), A6, Executive, A4 Short, 16K(195x270mm) Paper thickness: Manual feed hole: 60 - 230 g/m² Cartridge: 60 - 163 g/m² Automatic Document Feeder: Capacity: 50 sh