MT584 2D Wireless Ring Scanner

Hands-free scanning with microbe-free

Weighing at 20g, MT584 is the most lightweight wearable 2D wireless ring scanner in the world that enables hands-free scanning for mobile operators who work with smart phones or other mobile devices of iOS® and Android®. With built-in Bluetooth® 5.0 technology and disinfectant-ready housing, MT584 provides 20-meter wireless data transmission and microbe-free scanning experience.

2d healthcare bracode scanner

Anti-Microbial Scanner for Healthcare

Built with anti-microbial technology, MT584 can endure repeated alcohol or bleach cleaning and keep preventing the reproduction and spread of bacteria among nurses in hospital. The disinfectant-ready MT584 2D wireless ring scanner enables caregivers to quickly identify patients and dispense medications, keep up-to-date record and manage medical supplies inventory in an error-free manner.
Medical Certifications:
ISO 22196 (JIS Z 2801); ISO 11737-1, ISO 11737-2

2d wearable  barcode scanner

Fast 1D & 2D Barcode Data Capture

MT584, on an average of 1/10 seconds, scans all linear barcodes and major 2D barcodes printed on labels with either matte or glossy surface, or displayed on mobile phone or LCD screen. MT584 2D wireless ring scanner also delivers superior scanning in any orientation, which benefits enterprise with less downtime and increasing productivity.

2d finger barcode scanner

Ergonomic Design for Mobile Operators

MT581 provides the user freedom of movement to perform barcode scanning tasks comfortably while keeping both hands free. Thanks to the patented dual touch activated switches, the Velcro strap doesn't have to be tied too tightly; it prevents poor blood circulation and occupational injury as well as increase operators' satisfaction.

wearable ring scanner

Preventing Occupational Injury

Weighing at only 20g, MT584 is multiple times lighter than the counterparts of other brands. Since wearing a ring of over 20g for long period of time may cause injury to the finger, MT584 as the most lightweight ring scanner, plus the patented double strap design, ensures that the operator's finger feels no burden and has no contact with the hard plastic case, preventing occupational injury and discomfort.

ring barcode scanner

Right and Left-Handed, With or Without Glove

MT584 allows mobile operators to wear on either their right or left hand according to user's preferences, and the operator can wear glove or don't. With a built-in memory of 2MB, MT584 can store data scanned in user-friendly file format when it is operated in memory mode.

wearable 2d scanner

The Better User Experience

With built-in buzzer and LED, MT584 provides full variety of Good Read responses such as audible and visual feedback. MT584 is also easily configured on the host computer by Marson's free user-friendly software tool, Ez Utility®. MT584 is shipped with three spare Velcro straps which are easily to be replaced for individual user to prevent infection. MT584 2D wireless ring scanner can be paired with an optional accessory MT612 Charging Cradle.


Optical & Performance
Light Source White LED
Visible red LED
Sensor 640 x 480
Scan Rate 30 Frames/Sec
Resolution 5mil / 0.125mm (1D)
10mil / 0.25mm (2D)
Scan Angle Horizontal 37°
Vertical 27.5°
Pitch Angle ±60°
Skew Angle ±60°
Roll Angle 360°
Print Contrast 25%
Width of Field 141mm (13Mil Code39)
Memory 2MB (20,000 barcodes)
Typical D.O.F*
(@ 800 Lux)
  • 5 Mil Code39: 45 ~ 120 mm
  • 13 Mil UPC/EAN: 55 ~ 285 mm
  • 15 Mil QR Code: 25 ~ 230 mm
  • 6.67 Mil PDF417: 45 ~ 135 mm
  • 10 Mil Data Matrix: 40 ~ 135 mm
Physical Characteristics
Dimension W27.6 x L46.2 x H26.8 mm
Weight 20g
Color Black/white
Material PC+ABS
Cable Micro(M) to USB A(M) Cable, 1.5M
Trigger Touch Switches, Function Button
Indicator LED, Buzzer
Operation Voltage 3.7 VDC ± 5%
Working Current < 210mA
Standby Current < 25mA
Battery 3.7V, 240mAh, Li-Polymer Battery
Number of Scan
(per full charge)
4000 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 IP42
Ambient Light 70,000 Lux (Sunlight)
Decode Capability
1D Symbologies UPC-A/ UPC-E0/ UPC-E1, EAN-8/ EAN-13, Code128
Code39, Code93, Codabar, Interleaved 2 of 5, Industrial 2 of 5, Matrix 2 of 5, Standard 2 of 5, China Post 25, Code11, MSI Plessey, Plessey, GS1 Databar, GS1 Databar Limited, GS1 Databar Expanded
2D Symbologies QR Code, Micro QR Code, PDF417, MicroPDF417, Data Matrix, Aztec, MaxiCode, Han Xin, Code16K
ESD Functional after 4KV contact, 8KV air discharge
Safety Approval IEC62471 (Exempt Group)
Environmental WEEE, RoHS 2.0
Medical Compliance ISO 22196 (JIS Z 2801), ISO 11737-1/2
Out Of Box
Cable Micro(M) to USB A(M) Cable, 1.5M, Black
(P/N: 7005-9892A50, QTY: 1)
Velcro Strap Velcro Strap, Black
(P/N: 30G0-6539001, QTY: 3)
“ 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
    MT584 User Manual v1.2
  • Document
    ScanLink app
    For Android quick pairing
  • Document
    MT584 Quick Guide v2
  • Document
    MT584 2D Ring Scanner Datasheet
  • Document
    HM3 VCP Driver
    For Products with HM3-x-x.xx Firmware