MT300L SBR Laser Scanner (EOL)

High Performance Wireless Scanner

With built-in Bluetooth®; technology, MT300L barcode scanner can send data to the host up to 10 meters away. This ergonomic pocket-sized wireless 1D barcode scanner is a high performance companion with long range for users who works on laptops, tablets, smart phones or other mobile devices with iOS®, Android® and Windows®.

Replacement Model iconReplacement Model: MT850

On-Screen Barcode Readability

The MT300L SBR (Screen Barcode Readable) laser scanner is equipped with a thin, sharp and safe class 1 laser aimer which helps users to accurately aim at barcodes. With Marson's patented laser technology, no moving parts, configurable brightness and auto-adaptive illumination, MT300L wireless barcode scanner ensures accurate barcode capture of either printed or on-screen (LCD) barcodes.

Flexible Operations of Data Collection

MT300L is versatile with the advantage of conducting flexible data collection operations of both on-line wireless mode and off-line memory mode including multiple communication interfaces (BT HID/ BT SPP/ USB HID/ USB VCP). With a built-in memory of 2MB, MT300L wireless barcode scanner can store up to 20,000 data scanned in user-friendly file format when it is operated in memory mode.

High Performance Scanning

Built with high performance optical architecture and outstanding decode algorithm, MT300L wireless barcode scanner has optimal scanning efficiency and accuracy with scanning width of 20cm and reading distance up to 54cm on commodity barcodes. Besides, MT300L supports high-density barcode up to 3mil (0.075mm) on limited space.

Increasing Mobile Productivity

MT300L wireless barcode scanner is designed to enable users to quickly capture any 1D barcode data in either printed or on-screen (LCD) format. Supported by a 1,000mAh battery, MT300L can help user operate around the clock with less downtime ensuring mobile productivity during the entire busy shift for more than 8 working hours.

wireless barcode scanner

Industrial-class Protection

The ruggedized design of MT300L wireless barcode scanner includes industrial-class protection with IP55 sealing and 1.5 meters drop resistance which ensure that MT300L prevent 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.

The Better User Experience

As classified by Laser Safety Standard EN/IEC 60825-1 (Class 1), FDA, the light source of MT300L wireless barcode scanner is completely safe for human eyes even after long hours operation. With built-in buzzer, LED and vibrator, MT300L provides full variety of Good Read responses such as audible, visual and haptic feedback. MT300L is also easily configured on the host computer by Marson's free user-friendly software tool, Ez Utility®.

Quick Paring and Multi-devices Connectivity

When operating with Marson MT600 Multi-Connected Wireless Dongle, Quick Paring can be achieved and as many as 7 units of MT300L wireless barcode scanner can transfer data to a shared host device orderly at the same time. MT600 offers multi-devices connectivity to your mobile scanning tasks even when the existing host device does not have built-in Bluetooth® adapter.


Optical & Performance
Light Source 650nm visible red Laser
Compensation Light visible white LED
Sensor Linear Image Sensor
Scan Rate 280 Scans/Sec
Resolution 3Mil/ 0.075mm
Scan Angle 41°
Pitch Angle ±60°
Skew Angle ±30°
Roll Angle ±20°
Print Contrast 30%
Width of Field 200mm (13Mil Code39)
Memory 2MB (20,000 barcodes)
Typical D.O.F*
(@ 800 Lux)
  • Code39
  • 3 Mil  : 50 ~ 106 mm
  • 4 Mil  : 48 ~ 140 mm
  • 5 Mil  : 45 ~ 176 mm
  • 10 Mil: 21 ~ 368 mm
  • 15 Mil: 31 ~ 542 mm
  • 13 Mil: 29 ~ 314 mm
Physical Characteristics
Dimension W42.5 x L102 x H21.5 mm
Weight 70g
Color White
Material PC
Cable Micro(M) to USB A(M) Cable, 1.5M
Trigger Scan Button, Function Button
Indicator LED, Buzzer, Vibrator
Operation Voltage 3.7 VDC ± 5%
Working Current < 220mA
Standby Current < 70mA
Battery 3.7V, 1000mAh, Li-Polymer Battery
Number of Scan
(per full charge)
 10,000 scans
(1 scan/ 5 secs, Bluetooth connected)
Radio Bluetooth® 2.1 + EDR (Class2)
Range (Distance) 30 ft./ 10M (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 50,000 Lux (Sunlight)
Decode Capability
1D Symbologies UPC-A/UPC-E, EAN-8/EAN-13, Industrial 2 of 5, Codabar, Matrix 2 of 5, Code 11, Code 93, Code 32, Code 128, Standard Code 39, Full ASCII Code 39, Interleaved 2 of 5, China Postal Code, MSI Plessy Code, UK Plessy Code, EAN/UCC 128, Telepen Code, IATA Code, GS1 Databar
ESD Functional after 4KV contact, 8KV Air discharge
EMC/RF FCC Part 15B Class B, Part 15C, CE EN55022/24/32, EN301489-1-17, EN300328 V1.9.1
Safety Approval EN/IEC60825-1 (Class 1), FDA, EN/IEC60950-1
Environmental WEEE, RoHS 2.0
Out Of Box
Cable Micro(M) to USB A(M) Cable, 1.5M, Black
(P/N: 7005-9892A50, QTY: 1)
Hand Strap Large Hand Strap, 0.53M, Black
(P/N: 8001-1002X00, QTY: 1)
Taiwan M 432094
M 457244
China ZL 2013 2 0042893.7
United States US 8,770,845
Japan 3176098
Germany 202012101013.5
“ 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
    Ez Utility v7.06
    Windows Scanner Configuration
  • Document
    ScanLink app
    For Android quick pairing
  • Document
    1D Wireless Scanner User's Manual v2019.1
    For SM3-x-x.xx/FM3-x-x.xx Firmware
  • Document
    MT300L Wireless Scanner Datasheet
  • Document
    MT300L/MT1297 Quick Guide v2
  • Document
    Quick Connection Card
    For BT2.1 wireless barcode scanners
  • Document
    SM3 VCP Driver
    For SM3-x-x.xx Firmware