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Thermal Printer, Impact Printer, Mobile Printer, Card Printer, Kiosk Printer, Ribbon, Buzzer, Speaker


Mobile Printer - SM-T400i Portable Printer

T400i Left

Features :

  • 112mm or 4" Ultra Rugged Mobile Printer
  • Apple MFi Certified
  • Small and Light Weight Design
  • Long Battery Life
  • Bluetooth (2.1:SPP and iOS) and Serial
  • LCD Display for Battery Life and Print Error
  • 3DES Encryption (SM-T404i)
  • Magnetic Stripe Reader (SM-T404i)

Introduction / Specification / Catalog / Manual / Driver / SDK / Utility / Accessories :


As the widest format portable Bluetooth printer in Star's "i" Series, the SM-T400i is a rugged four inch (112mm) portable Bluetooth printer with a wide 104mm printable area, ideal for data filled service reports, delivery notes or law enforcement citations.

Apple MFi certified, the SM-T400i portable receipt printer is approved for use with the iPod Touch®, iPhone® and iPad®. With operating system support for iOS, Android and Windows, the SM-T400i also boasts a configurable ECO-Friendly Auto Power Down mode. Dust protected and splash-proof resistant (IP54 Certified), the SM-T400i is a welcomed option for any environment.

In addition to a print speed of 80mm per second, Star's SM-T400i prints at a resolution of 203 DPI and comes with "Drop-In and Print" easy paper loading as well as an LCD display. It ships complete with an AC charger, battery pack, serial cable, sample roll, belt clip and set up sheet. Options include a 4 unit battery charger, car charger, extra battery charger, extra battery pack and shoulder strap for all models.

Also available is the SM-T404i which includes an integrated Magnetic Stripe Reader. The MSR supports 3DES encryption.



Printing MethodDirect Line Thermal Printing
Printing Speed80mm/sec
Print Width104mm
Print Resolution203 dpi
InterfaceBluetooth (2.1: SPP and iOS)
Supported OSSupports iOS, Android and Windows
Power Specification :
Battery TypeLithium Ion
Battery Duration20 Hour Printing (5 Minute Intervals)
AC Adapter4 Hours Full Charge Time
Power Voltage7.4 V
Paper Specification :
MediaThermal Paper
Loading Method"Drop-In & Print"
Thickness0.06 - 0.07mm
Roll Diameter50mm
Reliability :
MCBF37M Lines
Print Head50km
Magnetic Stripe ReaderSupports 3DES encryption (SM-T404 only)
Drop TestWith MSR: 1.5m drop test, Without MSR 1.2m drop test
Auto Power Down ModeAuto sleep mode after 1-5 Minutes, Configurable
Dimensions151(W) X 142(D) X 63(H) mm
Weight735g (battery loaded)
IncludedAC Adapter, Battery Pack, Sample Roll, Setup Sheet
OptionsShoulder Strap; Car Charger


STAR SM-T400i Catalog - English Version [ 519KB ]

STAR STARIO SDK Introduction - Simple Chinese Version [ 3.17MB ]


Portable Printer Software Installation Manual [ 3.35MB ]

Bluetooth Utility Software Manual [ 187KB ]

StarPRNT Command Specifications for TSP100IV, Portable Printer, mc-Print & mPOP [ 4.27MB ]

Star ESC/POS® Mode Mobile Printer Command Specifications [ 1.06MB ]

Software Manual for Mac OS X [ 2.7MB ]

Star JavaPOS Software Manual [ 364KB ]

Mac CUPS Driver Software Manual [ 2.14MB ]

Bluetooth Pairing Manual (Windows) [ 467KB ]

More manuals ...

Driver / SDK / Utility


STAR Battery Specification - Current as of 2017.08.29 [ 108KB ]

STAR Car Charger Manual - Current as of 2020.02.20 [ 226KB ]

STAR Shoulder Strap Installation Manual - Current as of 2020.02.20 [ 263KB ]

STAR 4 Bay Battery Charger Manual - T400i - Current as of 2020.02.18 [ 5.73MB ]

STAR Battery Holder Manual - Current as of 2021.05 [ 995KB ]

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