| Print technology | Inkjet |
| Printing | Colour printing |
| Duplex printing | Yes |
| Maximum resolution | 1200 x 4800 DPI |
| Duplex printing mode | Auto |
| Print speed (ISO/IEC 24734) mono | 20 ipm |
| Print speed (ISO/IEC 24734) colour | 19 ipm |
| Time to first page (black, normal) | 5.8 s |
| Time to first page (colour, normal) | 5.9 s |
| N-in-1 print function | Yes |
| N-up printing | 2, 4, 9, 16 |
| Watermark printing | Yes |
| Booklet printing function | Yes |
| Poster printing function | Yes |
| Copying | Colour copying |
| Duplex copying | Yes |
| Maximum copy resolution | 1200 x 2400 DPI |
| Duplex copying mode | Auto |
| Maximum copy size | A4 |
| Time to first copy (black, normal) | 10.5 s |
| Time to first copy (colour, normal) | 13 s |
| Maximum number of copies | 99 copies |
| Copier resize | 25 - 400% |
| N-in-1 copy function | Yes |
| N-in-1 copy function (N=) | 2, 4 |
| Scanning | Colour scanning |
| Duplex scanning | Yes |
| Optical scanning resolution | 1200 x 2400 DPI |
| Scanner type | Flatbed & ADF scanner |
| Duplex scanning mode | Manual |
| Maximum scan area | 213.9 x 295 mm |
| Scan technology | CIS |
| Scan to | E-mail, File, Image, OCR |
| Input colour depth | 30 bit |
| Output colour depth | 24 bit |
| Input greyscale depth | 10 bit |
| Output greyscale depth | 8 bit |
| Greyscale levels | 256 |
| Scan drivers | TWAIN, WIA |
| Faxing | Colour faxing |
| Fax transmission speed | 14400 sec/page |
| Fax memory | 180 pages |
| Fax delayed sending | Yes |
| Maximum duty cycle | 30000 pages per month |
| Duplex functions | Copy, Print, Scan |
| Number of print cartridges | 4 |
| Printing colours | Black, Cyan, Magenta, Yellow |
| Recommended duty cycle | 250 - 2000 pages per month |
| Total number of input trays | 1 |
| Total input capacity | 150 sheets |
| Total output capacity | 100 sheets |
| Paper tray 1 input capacity | 150 sheets |
| Multi-Purpose tray | Yes |
| Auto document feeder (ADF) | Yes |
| Auto document feeder (ADF) input capacity | 20 sheets |
| Maximum ISO A-series paper size | A4 |
| Paper tray media types | Glossy paper, Plain paper, Recycled paper |
| ISO A-series sizes (A0...A9) | A4, A5, A6 |
| ISO C-series sizes (C0...C9) | C5 |
| Non-ISO print media sizes | Legal, Letter |
| Envelopes sizes | C5, Com-10, DL, Monarch |
| Photo paper sizes | 9x13,10x15,13x18 |
| Paper tray media weight | 64 - 220 g/m² |
| Multi-Purpose Tray media weight | 64 - 300 g/m² |
| Direct printing | Yes |
| USB port | Yes |
| USB 2.0 ports quantity | 2 |
| Wi-Fi | Yes |
| Ethernet LAN | No |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Security algorithms | 64-bit WEP, 128-bit WEP, EAP-FAST, EAP-TLS, EAP-TTLS, PEAP, SSID, SSL/TLS, WPA-PSK, WPA2-PSK |
| Supported network protocols (IPv4) | ARP,RARP,BOOTP, DHCP,APIPA(AutoIP),WINS/NetBIOS name resolution, DNS Resolver, mDNS, LLMNR responder, LPR/LPD,CustomRawPort/ Port9100, IPP, SNMPv1/v2c,TFTPserver,ICMP,Web Services(Print/Scan),SNTP Client,HTTPServer |
| Supported network protocols (IPv6) | NDP,RA,mDNS,LLMNRResponder, DNS Resolver, LPR/LPD,Custom Raw Port/ Port9100,IPP,SNMPv1/v2c,TFTPserver,WebServices (Print/Scan), SNTP Client, ICMPv6,HTTPServer |
| Mobile printing technologies | Apple AirPrint, Brother iPrint & Scan, Mopria Print Service |
| Internal memory | 128 MB |
| Built-in processor | Yes |
| Processor frequency | 576 MHz |
| Sound pressure level (printing) | 57 dB |
| Product colour | White |
| Market positioning | Home & office |
| Built-in display | Yes |
| Display | LCD |
| Display diagonal | 4.57 cm (1.8") |
| Control type | Buttons |
| Power consumption (average operating) | 21 W |
| Power consumption (ready) | 3.5 W |
| Power consumption (standby) | 1.4 W |
| Power consumption (sleep) | 1.1 W |
| Power consumption (off) | 0.2 W |
| Windows operating systems supported | Windows 10, Windows 7, Windows 8, Windows 8.1 |
| Mac operating systems supported | Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks |
| Server operating systems supported | Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016 |
| Sustainability certificates | Blue Angel |
| Width | 435 mm |
| Depth | 343 mm |
| Height | 180 mm |
| Weight | 8.8 kg |
| Package width | 495 mm |
| Package depth | 242 mm |
| Package height | 455 mm |
| Package weight | 10.7 kg |
| Cartridge(s) included | Yes |
| Cables included | AC |
| Description |
| Brother MFC-J4340DWE. Print technology: Inkjet, Printing: Colour printing, Maximum resolution: 1200 x 4800 DPI. Copying: Colour copying, Maximum copy resolution: 1200 x 2400 DPI. Scanning: Colour scanning, Optical scanning resolution: 1200 x 2400 DPI. Faxing: Colour faxing. Duplex functions: Copy, Print, Scan. Maximum ISO A-series paper size: A4. Wi-Fi. Direct printing. Product colour: White |
