MT851 2D Pocket Wireless Scanner

High Efficiency for All Applications

With built-in Bluetooth technology, the MT851 2D Pocket Scanner can send data to the host up to 10 meters away. This ergonomic pocket-sized wireless 2D barcode scanner is a highly efficient companion for users who work with laptops, tablets, smartphones, and other mobile devices with iOS, Android and Windows.

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MT851 2D Pocket Inventory Scanner is designed to enable users to quickly capture any 1D and 2D barcode data in either printed or on-screen (LCD) format. Supported by a 1,000mAh battery, MT851 can help users operate around the clock with less downtime, ensuring mobile productivity during the entire busy shift for more than 10000 scans.

2d barcode scanner

Designed for Healthcare Applications

Built with anti-microbial technology, the MT851 pocket scanner can endure repeated alcohol or bleach cleaning and keeps preventing the reproduction and spread of bacteria among nurses in the hospital. The disinfectant-ready MT851 Pocket Scanner enables caregivers to quickly identify patients and dispense medications, keep up-to-date records, and manage medical supplies inventory in an error-free manner.
Medical Certifications:
ISO 22196 (JIS Z 2801); ISO 11737-1, ISO 11737-2

bluetooth qr code scanner

Snappy 1D & 2D Data Capture

MT851, on an average of 1/10 seconds, scans all linear barcodes, Postal Codes, and major 2D codes including PDF417, DataMatrix, QR Code, Micro QR Code, and Chinese Sensible Code printed on labels with either matte or glossy surface, or displayed on Mobile phone or LCD screen. MT851 Pocket Scanner also provides ambient light immunity which is ideal for both indoor and outdoor scanning applications.

MT851 2D Pocket Scanner better user experience

Better User Experience

As classified by Photo-biological Safety Standard EN/IEC 62471, the light source of MT851 is completely safe for human eyes even after long hours operation. With built-in buzzer, LED, and vibrator, the MT851 wireless barcode scanner provides full variety of Good Read responses including audible, visual, and haptic feedback. MT851 can also be easily configured on the host computer by Marson's free user-friendly software tool, Ez Utility®.

2d wireless barcode scanner

Industrial-class Protection

The ruggedized design of the MT851 2D Pocket Scanner includes industrial-class protection with IP55 sealing and 1.5 meters drop resistance which ensures that MT851 prevents the infiltration of dust and water spray and withstand the impact of everyday drops and bumps in all kinds of working environments where users are constantly on the move.
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Optical & Performance
Light Source White LED
Visible red LED
Sensor 1280 x 800
Resolution 3mil / 0.075mm (1D)
7mil/ 0.178mm (2D)
Scan Angle Horizontal 43°
Vertical 33°
Pitch Angle ±55°
Skew Angle ±55°
Roll Angle 360°
Print Contrast 20%
Width of Field 176mm (13Mil Code39)
Memory 2MB (20,000 barcodes)
Typical D.O.F*
(Environment : 800 Lux)
  • 3 Mil Code 39 : 44 ~ 179 mm
  • 5 Mil Code 39: 29 ~ 217 mm
  • 13 Mil UPC/EAN : 45 ~ 483 mm
  • 15 Mil QR Code : 32 ~ 332 mm
  • 6.67 Mil PDF417 : 38 ~ 237 mm
  • 10 Mil DataMatrix : 35~ 253 mm
Physical Characteristics
Dimension W42.5 x L102 x H21.5 mm
Weight 71g
Color White
Material PC
Cable Type C(M) to USB A(M) Cable, 1.5M
Trigger Scan Button(Trigger)
Function Button(iSO Hotkey/Delete Button)
Indicator LED, Buzzer, Vibrator
Operation Voltage 3.7 VDC ± 5%
Working Current < 400mA
Standby Current < 100mA
Battery 3.7V, 1000mAh, Li-Polymer Battery
Number of Scan
(per full charge)
>10,000 scans
(1 scan/ 5 secs, Bluetooth connected)
Radio Bluetooth® 5.0 dual mode (Class 2)
Range (Distance) 66 ft/ 20M (line of sight)
Interface/ Profile
  • BT HID
  • BT SPP
  • Memory
User Environment
Operating Temperature -10 ~ 50˚C
Storage Temperature -20 ~ 60˚C
Humidity 0% ~ 95%RH (Non-condensing)
Drop Durability 1.5M
Sealing IP55
Ambient Light 100,000 Lux (Sunlight)
Symbologies 1D Symbologies:
UPC-A, UPC-E, EAN-8, EAN-13, Code 128, Code39, Code 93, Code 32, Code11, Codabar , Plessey, MSI, Interleaved 2 of 5, IATA 2 of 5, Matrix 2 of 5, Straight 2 of 5, Pharmacode, GS1 Databar, Composite CC-A/B/C
2D Symbologies:
PDF417, MicroPDF417, Data Matrix, QR Code, Micro QR Code, Aztec, MaxiCode, DotCode
ESD Functional after 4KV contact, 8KV Air discharge
Safety Approval TBA
Environmental WEEE, RoHS 2.0
Medical Compliance ISO 22196 (JIS Z 2801), ISO 11737-1/2
“ Need a custom product ? Please tell us your requirements. ”
* Those D.O.F are mean values.
** All Specifications are subject to change without notice.


  • Document
  • Document
    MT851 Datasheet
    MT851 2D Pocket Wireless Scanner
  • Document
    MT851 User's Manual v1.0
  • Document
    MT851 Quick Guide v5