Brother DSmobile DS-640 mobile scanner facing forward with document
Brother DSmobile DS-640 mobile scanner facing left
Brother DSmobile DS-640 mobile scanner facing right
Man wearing grey suit, glasses sat outdoors on table using laptop and DSmobile DS-640 portable scanner
DSmobile DS-640 portable scanner on marble table with glasses, pen, tablet, coffee, notebook, brown leather laptop bag

Brother DSmobile DS-640 Portable Document Scanner

Scan and go with the DSmobile DS-640. Ideal for scanning single-sided documents when on the move or when you have limited desk space.

Inc. VAT

Ex. VAT 

Inc. VAT

Ex. VAT 

Product Details

  • 1-sided A4 scanning up to 15 pages per minute
  • Compact and portable
  • Industry leading software to scan documents, receipts and ID cards
  • Power directly from a USB 3.0 port on PC
Brother DSmobile DS-640 mobile scanner facing forward with document

Product Overview

Make scanning, saving and sharing your documents effortless. The small, compact design, makes the DSmobile DS-640 ideal where space is limited. Whether on a reception desk or when you are out of the office, reducing the amount of paperwork and ensuring document security is always key.

A great choice for reception areas, small offices and working on the go. 



Function Scan
Control Panel Keys
Display No
Form Factor Portable
Scanner type Single CIS (Contact Image Sensor), LED Array Light Source


One Sided Scan Speed A4 Mono (3) 15 (pages per minute)
One Sided Scan Speed A4 Colour (3) 15 (pages per minute)
Resolution Optical (600 x 600dpi), Interpolated
Colour Depth 24 bit Colour Processing, Output, Input, 48 bit Colour Processing
Form Factor Portable

Media specifications

Media Sizes Direct Paper Path (Width 50.8 - 215.9mm, Length 86.4 - 1828.8mm)
Media Types Plain Paper, Thin Paper, Thick Paper, Thicker Paper, Recycled Paper, Business Card, Plastic Card
Paper Weight 35 - 270gsm
Plastic Card Size Width (ISO) (85.60mm), Length (ISO) (53.98mm)
Plastic Card Thickness Up to 1.24mm

Scanner functions

File Format Support JPEG, PDF
Standard Functions Scan to (PC)
Feed Control Auto Start Scan


Scan Drivers Linux ( SANE), Windows (Windows 11, Windows 10, TWAIN, WIA, Windows 8.1, Windows Server 2019, 2016, 2012R2, 2012 & 2008R2), Macintosh (10.14.x, ICA, macOS), Visit support,brother,com for the full list of supported OS and to download the latest drivers and software,

Fleet Management Tools

Software supplied - Windows Windows Software (Brother iPrint&Scan, Kofax PaperPort, Kofax Power PDF Standard v3, Remote Setup, NewSoft Presto! Bizcard 6), Macintosh Software (Brother iPrint&Scan Desktop, Remote Setup, NewSoft Presto! Bizcard 7), Utilities

In the box

Others Device, Quick setup guide, Product safety guide, Warranty, USB cable

Supplies And Accessories

Optional accessories A3 Carrier Sheet

Carton Contents

Carton Contents Device, Quick setup guide, Product safety guide, Warranty, USB cable

Dimensions And Weights

Dimensions With Carton 377mm (W) x 162mm (D) x 76mm (H)
Dimensions Without Carton 301mm (W) x 50.6mm (D) x 36.8mm (H)

Operating Environment

Power Requirement USB bus-power
Sound Power Scanning (<53dB)
Operating Humidity % (20 - 80%), Degrees Celsius (5°C - 35°C), Degrees Fahrenheit (41°F - 95°F)
Storage Humidity % (10 - 90%), Degrees Сelsius (-20°C - 60°C), Degrees Fahrenheit ( -4°F - 140°F)
Power Saving Modes Power Down


Local interface Super Speed micro USB 3.0 Type B, micro USB 2.0 Type B

Energy Consumption

Power Saving Modes Power Down
Power Saving Modes Scanning (<53dB)


  • [3] Scan Speeds based on ISO/IEC 17991


Mixed media, high-quality results

Designed to scan a wide range of documents including A4 documents, ID cards and receipts, makes the DSmobile DS-640 a true work companion.

With a built-in dedicated roller system your documents are smoothly fed-through, guaranteeing high-quality digital files are created every time.


Stay organised

The ability to scan, save and share information effortlessly, makes this model a real asset to anyone that works in the field or where space is a premium.

Turning paper documents into digital files ensures your information is easier to find, safer and more convenient to edit and share.


Space saving

Compact and portable, the DSmobile DS-640 easily fits into your laptop backpack enabling you to scan where and when you need. Digitising your documents when you are out of the office is now a simple task.