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MUNBYN Bluetooth Thermal Label Printer RealWriter RW402B, 4x6 Shipping Label Printer for Small Business, Compatible with Android, iPhone and Windows, Mac, Chromebook, Ebay, USPS, FedEx, Shopify

  • Based on 211 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, Jun 28
Order within 5 hours and 29 minutes
Available payment plans shown during checkout

Style: Bluetooth


Color: White


Features

  • Easy to Maintain: The Munbyn RW402B thermal label printer is built to last, capable of printing up to 970,000 shipping labels in its Lifespansix times more than ordinary machines. Its app features Auto Size Detection, automatically recognizing label sizes from 1.57" to 4.3", saving you the hassle of manually sorting through label stacks to find the right one(Transparent labels may be incompatible)
  • Make Your Printing Tasks a Breeze: For iOS/Android devices, download the 'MUNBYN Print' app. On your PC, open Google Chrome and use the 'Munbyn Editor' web for effortless label design and printing. With over 3,500 design elements, 2,000+ templates, and more than 80 fonts, customization is limitless. utilize OCR for text recognition to enhance your printing experience. For desktops without Bluetooth, simply connect via USB. Turn your printing tasks into a fun and easy activity!
  • Integrated AI for Enhanced Performance: The Munbyn RW402B wireless thermal printer integrates advanced AI to refine print head performance, ensuring both print and delivery accuracy. This versatile printer can even handle photo printing with its dedicated picture printer model. Perfectly supporting not only shipping label printing, but also home organization stickers, branding decoration stickers, and much more(It is not a color printer, only prints black.)

Brand: MUNBYN


Connectivity Technology: Bluetooth


Printing Technology: Thermal


Special Feature: No ink required, Fast Printing, Clear printing, Bluetooth Wireless, Compact


Color: White


Model Name: RW402B


Printer Output: Monochrome


Max Printspeed Monochrome: 72 ppm


Product Dimensions: 4.9"D x 9.76"W x 6.49"H


Controller Type: iOS, Android


Printer Media Size Maximum: 4 x 6 inch


Included Components: Labels


Print media: Labels


Max Input Sheet Capacity: 500


Compatible Devices: Smartphones, PC, Tablets, Laptops


Sheet Size: 4×6 Inches


Maximum Black and White Print Resolution: 203DPI


Warranty Type: 2-year warranty and lifetime technical support


Dual-sided printing: No


Max copy resolution black-white: 203DPI


Duplex: Simplex


Hardware Interface: Bluetooth


Resolution: 203DPI


Additional Printer functions: Print Only


Control Method: App


Output sheet capacity: 72


Total USB Ports: 1


Model Series: RealWriter


Specific Uses For Product: Office


Printer Ink Type: Direct Thermal


Product Dimensions: 4.9 x 9.76 x 6.49 inches


Item Weight: 3.05 pounds


Item model number: RW402B


Date First Available: September 10, 2024


Manufacturer: MUNBYN


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, Jun 28

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • I Fudgin Love it!
Style: Bluetooth Color: White
I stinking love this machine. I got it and within 10 minutes printed my first test print. When I say it's fast...it's so fast...lol, like a champion racehorse. I squeezed the little label clips to hold my labels, snapped it shut... it said "swish swish swish" and sized them up and the printed 50 labels off in a matter of seconds. It's made labeling my cakes and single cookies so much easier. When you have 100 cookies you dont want to be trying to find the edge of a label to pull off. You just bend the and go. One day I hope to see a cheaper color version come out, but you know what? I'll just use every color label possible for now. The Munbyn app, is easy enough. I'm still playing around on it... but you can also design on other apps... like canva. So that's a plus. All in all, I was impressed, and felt silly for waiting so long to pick which one I wanted. I now am street legal, and look professional at the markets and events I do. ... show more
Reviewed in the United States on April 9, 2025 by Timber Downey Timber Downey

  • Beautiful printer
Style: Bluetooth Color: White
Love my printer! I’ve been using my printer for 4 months now and it does beautifully. The app works well too. Printer never has issues and is reliable and modern looking. I recommend
Reviewed in the United States on June 13, 2025 by Summer Wilks

  • Works great. Looking forward to using it more.
Style: Bluetooth Color: White
I've been using this for about a month now and it's been great. I found out about it from a reseller on YouTube. They recommended it. I use it for shipping labels but have plans for other labels as well for my small business.
Reviewed in the United States on June 4, 2025 by Tami

  • Game changer for my micro bakery!
Style: Bluetooth Color: White
I’m obsessed with this thermal printer—it makes label printing fast, easy, and way more professional. Total must-have for small biz owners!
Reviewed in the United States on June 12, 2025 by Shelby Hennick

  • Great for shipping labels, ok for other stuff
Style: Bluetooth Color: White
First of all, this printer works well otherwise I wouldn't give it 4 stars. We used it to print some shipping labels with great results and the workflow was seamless. If that is what you need then this is a good choice. Plus the printer is quick to power up, quiet, and prints quickly. If you're going to print more detailed things like packing slips or medium res graphics then look at another printer in Munbyn's lineup that has 300DPI. We tried printing Etsy style packing slips on this printer and the results weren't legible, the fonts were just too small. We grabbed another of Munbyn's printers and the 300DPI resolution it has produces great results. ... show more
Reviewed in the United States on June 15, 2025 by Lance

  • Amazing label maker!!
Style: Bluetooth Color: White
My favorite printer!! I am a small sourdough business owner and this is one of the best purchases I’ve made. The app is easy to navigate, i can input my own designs, full saturation nothing looks grainy!! I use it every week for markets!
Reviewed in the United States on May 28, 2025 by Amber

  • Munbyn label printer prints poorly.
Style: Bluetooth Color: White
I have been using the Munbyn label printer now for 3 months. The labels have not been printed well yet and they appear to be getting more lightly printed and almost illegible. I cleaned the print area with a little alcohol and there was no difference. I thought that because I keep my building in the low sixty degrees since it’s winter, that was possibly the problem so I put it in a room with the temperature at 70 degrees for an hour and then tried the printer and still no change, much too light print almost illegible. It’s interesting that their advertising shows a printer with light illegible print and their Munbyn printer with good quality, not light, easily read print. For me the Munbyn printer is the one that prints unacceptably. I would like to return the Munbyn printer but doubt I can because I’ve had it for 3 months now and it’s never printed well. ... show more
Reviewed in the United States on April 17, 2025 by JM

  • Wicked Fast and Very Clear
Style: Bluetooth Color: Black
This label printer is incredibly easy to set up and begin using. It prints incredibly fast and the labels come out clear It was super easy to connect to my phone and print via Bluetooth. I'm incredibly satisfied with this purchase!
Reviewed in the United States on May 26, 2025 by Denise Lanteri

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