Benefits at a glance

  • Wireless connectivity
  • Mobile compatible – download app: ‘Brother Mobile Connect’
  • 20 sheet automatic document feeder
  • Automatic 2-sided printing
  • Enclosed paper tray holding up to 150 sheets
  • Print speeds of up to 20 images per minute
  • 4.5cm colour LCD display
  • Inbox inks – BK:3000 pages, CMY: 1500 pages

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All-in-one wireless colour inkjet printer
The MFC-J4340DW is a powerful device offering high quality print, copy, scan and fax functionality. Enjoy a range of connectivity options for increased productivity with the 20-sheet automatic document feeder. Print more without interruption with inbox inks that print up to 3000 pages. Combining a truly multifunctional device and a compact, robust built shell – it really is the perfect home office business partner.


Your home office business partner

There are many ways this robust, yet stylish machine will make your home-working life easier. Firstly, with inbox in cartridges allowing you to print up to 3000 pages you don’t need to replenish ink as often – therefore saving time and money. Additionally, with several connectivity options you don’t need to be at your desk to send a print job, or even check ink levels. With the 20-sheet automatic document feeder, you can leave your multi-page document to scan while you focus on other tasks. On top of this, with fast print speeds and an easy to navigate colour LCD display, you’re sure to work faster and better

Work connected, always

You don’t just need to be sat at your desk, or even near the printer to use the MFC-J4340DW. With the range of connectivity options available, you can print anywhere in your house or office – and even from your mobile phone. By downloading the Brother Mobile Connect app you can access an array of features – from sending print jobs, to checking your ink levels and ordering replenishments when necessary.

User friendly device, for all

With its 4.5cm LCD colour display and simple-to-use navigation buttons, finding your way around the MFC-J4340DW will be simple for everyone. Even the sophisticated features such as automatic document feeding is simply activated at the touch of a button. This device is designed to improve your working processes and enable improved productivity.


Printer type Colour
Function Print, Copy and Scan, Fax
Display size 4.5cm LCD display
Max paper size A4
Memory 128 MB
Technology Inkjet
Connectivity Wireless, USB
USB interface Hi-Speed USB 2.0
Wireless network interface 802.11b/g/n
Supported Mobile Connectivity AirPrint, Mobile Connect, Mopria, Brother Print Service Plug in
2-sided copy No
Copy speed 10.5pm colour & 13ipm mono
Copy Resolution (colour) Up to 1200 x 600 dpi
Copy Resolution (mono) Up to 1200 x 1200 dpi
Dimensions (with carton) 495 (W) x 242 (D) x 455(H)mm
Weight (with carton) 10.7 kg
Dimensions (without carton) 435 (W) x 343 (D) x 180(H)mm
Weight (without carton) 8.8 kg
Contents in the box Power supply cord, Product safety guide, Supplies, User guide, Warranty card, Quick setup guide, 4 ink cartridges
Media types and sizes Types – Standard Tray & Manual Feed – Plain, Inkjet, Glossy(cast/resin), Recycled, ADF – Plain, Recycled Sizes – Standard Tray & Manual Feed – A4, LTR, LGL, EXE, A5, A6, Photo(102x152mm/4×6″), Indexcard(127x203mm/5×8″), Photo-2L(127x178mm/5×7″), C5 Envelope, Com-10, DL Envelope, Monarch,Photo-L (89x127mm/3.5×5″),Folio,Mexico Legal,India Legal, ADF – A4/LTR/EXE/A5
Media Weights Standard Tray 64-220g/m2( 17-58 lb. ), Manual Feed Slot 64-300g/m2 ( 17-79 lb. ) , ADF 64-90g/m2 (17-24lb.)
Wireless network IEEE 802.11b/g/n (Infrastructure)
Wireless network security SSID (32 chr), WEP 64/128bit, WPA-PSK(TKIP/AES), WPA2-PSK(TKIP/AES) , SSL/TLS (IPPS, HTTPS), 802.1x (EAP-FAST, PEAP, EAP-TLS, EAP-TTLS)
Software supplied – Mac NewSoft® Presto!® PageManager9
Software supplied – Windows Brother Mobile Connect (desktop), ScanSoft® Paperport® 14 SE (download only).
Supported Operating systems & software Windows 10 (32 & 64 bit editions), Windows 8 (32 & 64 bit editions), Windows 11(32 & 64 bit editions), Windows Server 2019, Windows Server 2016, Windows Server 2012R2, Windows Server 2012, Windows Server 2008R2, Windows Server 2008 (32 & 64 bit editions). Note that Windows Server supports network printing only. macOS X 10.8.X or greater, Linux CUPS, LPD/LPRng (x86/x64 environment)
Paper input 150 sheet standard paper tray, 20 sheet ADF
Paper output 100 sheets
A4 standard print speed Up to 20
Print Resolution Up to 1200 x 4800 dpi (Vertical x Horizontal)
Print Speed – laser comparable 20ipm mono / 19ipm colour (Based on ISO/IEC 24734)
Automatic 2 sided print Yes
First print out time Less than 10 seconds
2-Sided scan No
Scan Resolution Optical: Flatbed: Up to 1200 x 2400dpi. ADF: Up to 1200×600 dpi. Interpolated: Up to 19,200×19,200 dpi
Scan to Email, Image, OCR, File
Scan speed 17 ipm mono, 7 ipm colour
Scanner type CIS
Supplies High Yield ink cartridges // Black: LC426XLBK: Approx. 6000 A4 pages. Cyan / Magenta / Yellow: LC426XL C/M/Y – Approx 5000 A4 pages. Cartridge yield is declared in accordance with ISO/IEC 24711. Standard Yield ink cartridges // Black: LC426BK: Approx. 3000 A4 pages. Cyan / Magenta / Yellow: LC426C/M/Y – Approx 1500 A4 pages. Cartridge yield is declared in accordance with ISO/IEC 24711