Netum C990 User Manual

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BasicMode(HID)(default)
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• NOsoftwareinstallationneeded 
• Connectstomostdevices 
• Scannerinteractswithhostdevicelikeakeyboard 
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AT+MODE=2 
ApplicationMode(AppleSpeciicSerialProile) 
• ForAndroidorWindows 
• Softwareinstallationisrequired 
• Ifyouhaveanapplicationthatsupportsthisisthemoderecommended 


AT+MODE=3 
ApplicatinMode(SerialPortProile) 
• ForiOSDevices 
• IfyouhaveaniOSapplicationthatsupportsourScannersthisisthe 
modetouse 
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ImportantNotes:
AT+MODE=1 
IfyouwanttoshiftfromHIDtoSPPorBLEjustscantheCorresponding 
commandbarcode.IfyouwanttoshiftfromSPPorBLEtoHIDmode,irst 
ignore(ordelete)"NetumBluetooth"→turnoffbluetooth→scancommand 
barcodeofHID→Openthebluetooth→re‐pairit. 

Netum C990 Specifications

General

Brand	Netum
Model	C990
Category	Scanner
Language	English