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OmniLink® TM-m50 POS Thermal Receipt Printer

Featuring a sleek, modern design, the compact OmniLink TM-m50 POS thermal receipt printer meets the needs of businesses both now and in the future. It can be dynamically shared by tablets, smartphones and PC-POS or cloud POS systems. With multi-interface connectivity, it includes built-in Ethernet and USB, plus Bluetooth® and wireless options. Use Epson’s ePOS™ Print or Server Direct Print technologies to print online orders or use with web-based POS applications. Built-in cloud functionality makes it easy to leverage best-of-breed POS applications and perform remote firmware upgrades via OmniLink Merchant Services. Epson’s beacon support1 provides distributed proximity-based printing. And, NFC2 enables Bluetooth pairing for tablet connectivity and printer selection.


  • Modern industrial design — compact 3″ thermal receipt printer supports traditional, cloud-based and mPOS/tablet POS systems
  • Connect to multiple devices — printer can be dynamically shared by legacy POS terminals, tablets and mobile devices, as well as cloud servers and POS peripherals
  • Online ordering ready — Server Direct Print technology enables the printer to retrieve data from the Internet
  • Distributed proximity-based printing — beacon support using BLE (Bluetooth Low Energy)1; NFC (Near Field Communication)2 technology for easy pairing with mobile devices
  • Fast, reliable receipt printing — speeds up to 350 mm/sec; printhead life of 200 km3, auto cutter life of 2.2 million cuts3
  • Paper-saving functions — reduce paper usage by up to 49 percent6

Part Number(s):

TM-m50 Bluetooth ENB9 C31CH94011
TM-m50 Bluetooth EBCK C31CH94012
TM-m50 Serial ENB9 C31CH94031
TM-m50 Serial EBCK C31CH94032
TM-m50 Wireless ENB9 C31CH94A9991
TM-m50 Wireless EBCK C31CH94A9981
* ENB9: Epson White, EBCK: Epson Black


Wall Mounting Brackets
External Buzzer
Customer Display
Wireless USB Adapter

Detailed Specifications

Print Method Thermal
Print Speed 350 mm/second
Print Resolution 180 dpi
Print Direction Vertical and horizontal

Print Fonts
Fonts/Column Capacity Font A: 12 x 24 42 cpl (default);
Font B: 9 x 24 56 cpl, Kanji Font A: 24 x 24 24 cpl;
Kanji Font B: 16 x 16, 32 cpl (Korean)
Character Size Font A: 1.41 x 3.39 mm; Font B: 0.99 x 3.39
mm; Kanji Font A: 3.39 x 3.39 mm; Kanji Font B: 2.26 x 2.26 mm
Character Set 95 Alphanumeric, 18 International, 128 x 43
Graphic, Japanese (11,233 characters of JIS X0213:2004, 1
special character), Simplified Chinese (28,553 characters of
GB18030-2000), Traditional Chinese (13,535 characters of
Big5), Korean (8,366 characters of KSC5601)
Barcode UPC-A, UPC-E, JAN8/EAN8, JAN13/EAN13, Code39,
Code93, Code128, ITF, CODABAR (NW-7), GS1-128,
GS1 DataBar, Code 128 Auto
Two-dimensional Symbol Printing PDF417, QR Code,
MaxiCode, DataMatrix, Aztec Code, Two-dimensional GS1
DataBar, Composite Symbology

Media Handling
Media Dimensions
80 mm: 79.5 ± 0.5 x 83 mm
3.13″ ± 0.02″ (width) x 3.27″ (roll diameter)
58 mm: 57.5 ± 0.5 x 83 mm
2.26″ ± 0.02″ (width) x 3.27″ (roll diameter)
Thickness 48 – 80 μm
Type Thermal roll paper
Paper Feed Method Friction feed
Paper Back Feed Yes
Width 3.12″/79.5 mm
Paper Loading Drop-in
Roll Diameter (Max) 3.27″/83 mm
Core Diameter (Min) 0.71″/18 mm
Paper Guide Yes
Auto Cutter Yes

Interface (Ethernet model) Built-in USB, built-in Ethernet
(10/100Base-T/TX) +
– Serial
– Bluetooth 3.0+EDR
– Wireless (USB wireless dongle) OT-WL06 (802.11 a/b/g/n/ac,
2.4 GHz/5 GHz)
– Printer Discovery NFC (Near Field Communication)2
– Simple AP (wireless network)
Connectivity (Continued)
Supported Operating Systems iOS®, Android™, Windows®,
Mac® OS X®, GNU (Linux)
Easy Setting Function NFC2, QR code
Easy Setting Tool TM Utility (iOS, Android), TM-m50 Utility
(Windows), EpsonNet Config, TM Bluetooth Connector

Printer Reliability 20 million printing lines
MTBF 360,000 hours
MCBF 70,000,000 lines
Auto Cutter Reliability 2.2 million cuts

NV Bit Image Memory 12KB (max)
NV Graphics 384KB (max)
Receive Buffer 4KB or 45byte
Development Kit Epson® ePOSTM SDK (iOS, Android,
JavaScript), TM Print Assistant (iOS, Android), OPOS ADK/OPOS
ADK for .NET (Windows), JavaPOS ADK (Windows, Linux)
Drivers Epson Advanced Printer Driver (APD), TM Virtual Port
Driver, Mac Printer Driver, CUPS Driver
Software TM Utility (iOS, Android), TM-m50 Utility (Windows
Desktop), EpsonNet Config (Windows, Mac), TM Bluetooth
Connector, Deployment Tool, Monitoring Tool, TM-m50
Firmware Updater
Audible Alert Optional External Buzzer (OT-BZ20)
LED Indicators Orange LEDs – Error, Paper Out; Blue LEDs –
Power, Ethernet, Wireless, Bluetooth
Sensors Paper End, Cover Open, Near-end Sensor
D.K.D. Function Yes
Power Consumption Operating 39.1 W, Standby 1.6 W
(AC 115 V/60 Hz)
Power Supply Adapter PS-180 (Serial and Wireless models),
Adapter PS-V (Bluetooth model)
Power Saving Yes
Temperature 5 °C to 45 °C
Relative Humidity 10 – 90%
Acoustic Noise Level 55 db
Standards and Approvals EMI FCC Class A, ICES-003 Class A
Safety Standard UL62368-1/CSA C22.2 No.62368-1
Dimensions (W x D x H) 5″ x 5″ x 5″
127 x 127 x 135 mm
Weight 2.87 lb/1,300 g
Color ENB9 (Epson White), EBCK (Epson Black)
Cash Drawer Kick Yes
USB-Network-Tethering5 Yes (select SKUs)
Smart Device Charging Yes (2.1 A) (select SKUs)
Data Communication iOS and Android1 (Bluetooth model only)
USB POS Peripheral Device Support 1 or 3 (varies by model)

Eco Features
Power-saving Mode
ENERGY STAR® qualified (select SKUs)
RoHS compliant
Recyclable product6
Epson America, Inc. is a SmartWay® Transport Partner7

4-year limited warranty; optional extended warranty available
What’s in the Box
OmniLink TM-m50, Power Supply – Adapter PS-180 with AC
Cable or Adapter V with AC Cable (varies by model), Power
Switch Cover, Roll Paper (for checking initial movement of the
printer), Setup Guide, 58 mm Roll Paper Guide

Ordering Information
Model Number Interfaces Color* Part Number
TM-m50 Bluetooth ENB9 C31CH94011
TM-m50 Bluetooth EBCK C31CH94012
TM-m50 Serial ENB9 C31CH94031
TM-m50 Serial EBCK C31CH94032
TM-m50 Wireless ENB9 C31CH94A9991
TM-m50 Wireless EBCK C31CH94A9981
* ENB9: Epson White, EBCK: Epson Black

Accessories | Part Number
Wall Mounting Brackets | OT-WH30
External Buzzer | OT-BZ20
Customer Display | DM-D30
Wireless USB Adapter | OT-WL06

For additional connectivity options, please contact your Epson representative.