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🚀 Scan Fast, Scan Smart, Scan Anywhere — Your Mobile Office Just Got an Upgrade!
The Brother DS-640 is a lightweight, ultra-compact mobile document scanner delivering fast 16ppm color and B&W scans powered via USB 3.0. Compatible across Windows, Mac, and Linux, it supports versatile scan destinations including cloud and OCR, with advanced image optimization features. Perfect for professionals on the move, it transforms paper into editable digital files effortlessly.










| ASIN | B083R36CY4 |
| Best Sellers Rank | #2,416 in Office Products ( See Top 100 in Office Products ) #2 in Document Scanners |
| Brand | Brother |
| Built-In Media | Item |
| Color Depth | 48, 24 |
| Connection Type | USB |
| Connectivity Technology | USB |
| Customer Reviews | 4.3 out of 5 stars 6,486 Reviews |
| Greyscale Depth | 8-bit |
| Item Dimensions D x W x H | 1.99"D x 11.9"W x 1.45"H |
| Item Type Name | Mobile Scanner |
| Item Weight | 1.03 Pounds |
| Manufacturer | BROTHER |
| Media Type | Business Card, Embossed Card, ID Card, Laminated Card, Plain Paper, Plastic Card, Receipt |
| Minimum System Requirements | Supports Windows, Mac® and Linux® environments and TWAIN/WIA for PC/ICA for Mac/SANE drivers.‡ |
| Model Name | Compact |
| Optical Sensor Technology | CIS |
| Product Dimensions | 1.99"D x 11.9"W x 1.45"H |
| Resolution | 300 |
| Scanner Type | Business Card, Document |
| Standard Sheet Capacity | 1 |
| UPC | 012502657477 |
| Unit Count | 1.0 Count |
| Warranty Description | 1-year limited warranty |
| Wattage | 2.5 watts |
Z**E
Great Document Scanner! - not a texture scanning wand.
Super easy connect and start scanning. Great form factor easy to bring with you. Doesn't get jammed easily, I even use this to make janky images by pulling the paper while it's being scanned - doesn't bother the machine too much. Only says jammed when the paper stops, so long as it's flowing through it doesn't stop. If there is a jam it is easy to clear. This is not a pocket wand that you can scan any surface. It is strictly a portable document scanner and a good one at that. the brother app is easy and intuitive to use; you can make full multiple page pdfs in minutes. I can't really attest to the durability as I haven't really put it through the wringer in this department, but it feels like I could drop it a few times and not hurt anything.
D**T
Compact, Works Great, Flawless
This little scanner is really a good machine. It fits in my laptop - backpack and has been flawless for nearly 5 years of ownership and monthly use.
L**S
For work
Interfaces with my ehr for scanning paperwork in and is super easy to use. The setup was a bit tedious but once we got past that it works great. Its small and lightweight and just what I needed.
C**N
Very Good value - easy to use, low cost
This scanner is working great. It was easy to set up and it is easy to use. I especially love that the cost was low (I paid $104.99) and it is very small. I have only been scanning receipts so far, so I do not know how it will work on many pages at once. I was able to easily set up a default folder so I can put the receipt or page in the scanner, push the start button, and know where it will be saved. Oh, it does a good job on photos, too. I would test it more if that was going to be my primary use, but for a quick photo scan it does well.
P**S
Glowing Review ~ 2.5 Years Post-Purchase
I purchased this scanner about 2 and a half years ago and it continues to work flawlessly... This is impressive as I admittedly purchased this portable on-the-go scanner for a very different task - to digitize all the documents in my filing cabinet from the last 30 years. The initial wave included around 5000 documents soooo no question it has paid itself off. To be honest, at this point, there isn't much I haven't tried feeding through this thing - credit cards, sparkly greeting cards, supplement cardboard box packaging, etc. so I'm continually impressed it hasn't broken. When theres an issue (feeding documents too quickly, a paper jam, etc) the indicator light blinks red and, as far as I know, to remedy this you lift the top portion and close it... I've had to do this many times (which is not to say it malfunctions often) but each time it sounds/feels like the act alone should break the thing. The only bummer to me is the scanning length limitation. While the width limitation is a given due to the physical dimensions of the scanner, the documents are fed through and each individual scan is limited to around 14". That is, it stops feeding through at a certain point and if the item hasn't cleared, you get the red indicator light and the image isn't processed. Other things I like: + the cord is detachable + I was able to download and operate the supporting software on my dinosaur 2011 mac air + the software has a continuous feed feature to scan multiple documents in a row (without having to interact with the software between pages)
A**.
Scans nice when it works, but tends to blue screen on Windows 11
As other's have mentioned, this scanner can result in frequent blue screen events. When it does work, it scans well. I scanned a total of 3 documents, each time, I experienced a blue screen on Windows 11. What happens, is that if you leave it connected after the scan, Windows seems not to like that, and retaliates with the dreaded blue screen. And that's only about a minute or so after you scan something, so if you have another sheet queued up to scan, you'll be out of luck. On the third instance of this, my machine complained badly after the blue screen, and on reboot, went into safe mode, and took a few minutes to boot, when normally it boots in about 20 seconds. Pros: 1. Scans well if you can get past the blue screen that frequently happens. 2. The resolution can go quite high, but it's finicky and makes you change other settings each time you scan. 3. It's fast and impressive 4. It's compact, easy to tuck out of the way into a desk drawer 5. It would be almost perfect if not for the blue screen issue. Cons: 1. Tends to blue screen on Windows 11, as others have mentioned. 2. The On/Off button is sensitive and finicky Overall, this device is completely unacceptable, I did not find any fixes or upgraded drivers on the Brother site. I purchased this scanner, but tucked it away, still in it's box for while before using it, so the return window has closed. $100 is not a lot for a scanner, but still, that's a nice chunk of change to loose on a defective item. I intend to contact Brother and request a complete refund, siting the multiple mentions of blue screen events here on Amazon. I'll update this post as that process proceeds.
C**G
great for single (slightly/occasional multi) page scans
Works great with the associated software and drivers (you'll see people complaining that the software doesn't do XYZ specialty feature, but it works for the average user perfectly fine). You can scan as many pages as you want, but it gets tedious if you're doing more than say 5 pages with much regularity since you're loading them one at a time. It's a great product for what most people probably use it for. If you do a lot of multi-page scanning with regularity, you'll want something that feeds from the top.
D**N
Easy Setup and Eady To Use
Works absolutely great, so easy to use we don’t even keep it out on the computer desk. Keep it in a drawer and just take it out when needed
D**S
Práctica
Su relación calidad - precio es muy buena. Por lo que se paga no se puede exigir más. Es un buen escaner, lo hace a color y con buena resolución. Es un poco incómodo tener que escanear hoja por hoja y no poder tener un alimentador que permita escanear varias hojas al mismo tiempo, pero al final cumple con su función. Es muy ligero, no pesa mucho. Muy practico de transportar y muy fácil de usar. Para trabajos sencillos, muy bueno
S**C
Space saving.
Good replacement for my flat bed scanner. Easy to setup (just connect cable) and takes very little space on my desktop. Document feeding takes a bit of practice and can be difficult if the document is not flat.
R**N
Custo X Benefício X Praticidade
Isso sim é praticidade e eficiência. Scanner com preço justo, leve, eficiente, rápido e prático. Vi antes da comprar em alguns comentários que a leitura era lenta. Sinceramente, quando chegou, umas das coisas que mais me surpreendeu foi a velocidade. Convenhamos que não vamos esperar uma velocidade de produto que foi feito para escanear mais de mil folhas dia. Recomendo a compra do produto! Agora é esperar 1 ano para nova avaliação.
P**E
Fantastic scanner
Works great, small and easy to use and very fast too.
P**E
Escaneo de alta calidad!!!
Decidí a comprar éste escáner ya que la marca en sí, es garantía; y no me equivoqué. La calidad del documento es muy buena y lo hace en cuestión de segundos :) Yo requiero escanear documentos en tamaño legal y este escáner sí lo hace. 10 de 10
Trustpilot
4 days ago
2 months ago