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Barcode scanner

 SL-6331BT is the model which has the longest communication distance among Bluetooth basestations and scanners, the signal can even penetrate the middle of the glass door,you can read any of your desired barcode information in the range of 100 meters (Open space)with the Bluetooth function,is simple to get started , easy to operate. lightweight, and fully ergonomic. Therefore, SL-6331BT Bluetooth wireless barcode reader is definitely the most appropriate barcode reading machine. In addition . SL-6331BT Bluetooth provides a standard driver in the operating system allows you to easily install and use. applicable to a variety of retail, logistics, transportation, warehousing and factories.


Optical & Performance

Light Source

660nm visible red LED

Scan Rate

200 Scans/Sec


0.1mm (PCS=90%)

Skew Angle

±30% ; pitch angle±60%


CODE-39 : 75~85mm @ 4 mil
CODE-39 : 70~115mm @ 5 mil
EAN 40~350 mm @ 15.6 mil

Housing Material


Impact Tolerance

1.2M (Include outer covering with sponge)

Cable Type

USB Cable


Main Unit : L160 x W69 x H88 mm
Charger Base station: L202 x W11 x H70 mm


Main Unit : 167± 10g
Charger Base station:227± 10g


Operation Voltage

3.7 VDC (by Lithium battery 1620 mAh)

Working Current

Typ. 340mA
Max. 380mA

Standby Current

Typ. 170mA
Max. 185mA

Power Consumption (Working)

Max. 1500mW (Main Unit)

Battery Charging Time Duration

appro x 4 hours

Battery Charge Life time

300 cycles

Battery Low

3.45 V

Systems & Software Function

Decode Unit

MARSON's Software


< 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, RSS Code

Ambient Light

10,000 Lux (Fluorescent Light)

Environment & Safety Conformance

Operating Temperature


Storage Temperature


Relative Humidity

0%~85%RH (Non-condensing)

EMI Emission

Functional after 4KV contact, 8KV Air discharge

Safety Approval

FCC Class B, CE

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