KNAON Y41BT Bluetooth 4×6 Thermal Shipping Label Printer

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Product guide

KNAON Y41BT Bluetooth 4×6 Thermal Shipping Label Printer

KNAON Y41BT is a monochrome thermal label printer with Bluetooth and USB connections for shipping labels and other small labels. Bluetooth printing requires the FlashLabel Pro app, while USB setup uses the supplied built-in driver drive according to the listing.

At a glance

Bluetooth printing is app-mediated rather than a direct device-to-printer connection.
USB connection is listed for several computer operating systems, with a built-in drive described as containing drivers and tutorial videos.
The listing describes support for labels from 1.38 to 4.41 inches wide and PDF label printing through the app.

Price

£41.99Save 16%

Reference price: ~~£49.99~~

Price checked: 12 Nov 2026

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Often bought together

Double Dragon 100 x 150 mm (4"x6") Direct Thermal Shipping Labels – 500 Premium White Self-Adhesive Labels Roll Compatible with Zebra & MUNBYN Printers for Amazon, Royal Mail [1 Roll]

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Pros and cons

Pros

Bluetooth and USB options suit both mobile app-based printing and wired computer setups.
The claimed range of label widths supports smaller labels as well as wider shipping formats.
A thermal print process avoids the need for ink cartridges, though compatible thermal media is required.

Technical specifications

15 specifications

Identity and output
Brand	KNAON
Model	Y41BT
Printing technology	Thermal
Output	Monochrome
Print resolution	203 Dots Per Inch
Print media	Thermal Paper
Print functions	Print Only

Connectivity and compatibility
Connections listed	Bluetooth, USB
Hardware interface	USB
USB ports	1

Media and capacity
Supported paper width	1.38 to 4.41 Inch Widths
Maximum supported paper size	4.41 inches
Paper size	4 inches
Maximum sheet capacity	20

Dimensions
Dimensions listed	5.1D x 12.7W x 5.1H centimetres

What to know before buying

Bluetooth use requires the FlashLabel Pro app. The listing says iOS and Android use the app, Windows 7 or higher needs an advanced driver for Bluetooth, and Mac users with M1/M2/M3/M4 processors use the app. For ChromeOS over USB, install the FlashLabel extension. Shipping-platform labels are to be saved as PDFs and imported into the app.

Listing details to confirm

Listing details are inconsistent: the title says 4×6, while the technical fields give 4 inches for paper size and 4.41 inches as the maximum, and the feature text gives a width range of 1.38 to 4.4 inches. Speed claims also differ between 50 ppm and 70 ppm in the specifications and up to 180 mm/s in the feature text. The listed dimensions differ from the feature description's 18.3 x 8.0 x 6.7 cm. Confirm the selected media size, speed and physical dimensions before buying.

What’s in the box

Thermal printerIncluded
LabelsCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Home or small-business sellers printing parcel labels, including buyers whose workflow uses Vinted.
People wanting Bluetooth app printing or a USB-connected computer setup.
Users who also print smaller thermal labels such as barcode, name or price labels.

Less suited to

Buyers seeking colour output, as the printer is listed as monochrome.
Anyone wanting Bluetooth pairing without the required app-based workflow.
Buyers who need confirmed 4×6 media dimensions or a settled print-speed figure without checking the listing details.

KNAON Y41BT Bluetooth 4×6 Thermal Shipping Label Printer · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 1,907 ratings

5 stars76%76%
4 stars8%8%
3 stars3%3%
2 stars2%2%
1 star11%11%

Customer feedback describes the printer as working well for parcel use, particularly Vinted, and highlights quick printing and compact size. Print quality receives mixed feedback, so buyers relying on consistently sharp labels should weigh that concern. The listing claims monochrome thermal output at 203 Dots Per Inch, but that specification does not resolve the reported variation in perceived quality.

Positive themes

Customers report that it works well, especially for Vinted parcels.
Feedback highlights quick print speed and compact size.

Mixed feedback

Print quality receives mixed feedback.

Frequently asked questions

Can the Y41BT print over Bluetooth directly from a phone?

The listing says Bluetooth printing must use the FlashLabel Pro app. It names iOS and Android support through the app and does not describe direct Bluetooth pairing.

Which label widths are supported?

The feature text states 1.38 to 4.4 inches, while a technical field lists a maximum of 4.41 inches. The listing also gives 4 inches as the paper size, so confirm the required label format before purchase.

Can it print labels from shipping platforms?

The listing describes saving a logistics label as a PDF and importing it into FlashLabel Pro. It names platforms including Amazon, eBay, Shopify, Etsy, PayPal and DHL.

What is supplied in the box?

The explicit box-contents field lists labels and a thermal printer. A separate feature claim says the package contains 20 test papers, but does not clarify whether these are the labels listed in the contents field.