Epson OmniLink TM-m30II-h Thermal Receipt Printer, USB/Ethernet/Wi-Fi, White (C31CH92A9991)

C31CH92A9991 is Epson's part number for the OmniLink TM-m30II-h wireless model in Epson White. The 3-inch thermal receipt printer connects over Wi-Fi, wired Ethernet or USB, and this SKU's distributor part description lists the WL06 wireless LAN unit that provides the Wi-Fi connection. It is built for POS counters that pair the printer with a tablet or a wireless network.

Key features

• Three host connections: Wi-Fi through the WL06 unit, Ethernet 10/100Base-T/TX and USB 2.0 Type-B.
• Tablet charging and data: the white USB Type-A port charges a tablet at up to 2.1 A and carries data for iOS devices and Android 10 or later.
• USB-Network-Tethering: gives a USB-connected iOS device network access through the printer.
• Peripheral hub: Epson lists support for up to four USB POS peripherals, such as a handheld scanner or the Epson DM-D30 customer display.
• Flexible placement: top or front paper exit, and an optional OT-WH30 wall mounting bracket.
• Receipt output: up to 250 mm/sec at 203 dpi with an auto cutter.

Specifications

Typical applications

• Tablet POS counters that charge and connect an iPad or Android tablet through the printer
• Counters that print receipts over a Wi-Fi network
• Checkouts with a USB barcode scanner or customer display connected through the printer
• Wall-mounted or front-exit installations where counter space is tight

Compatibility

Supported operating systems listed by Epson are iOS, Android, Windows, Mac OS X and Linux. Epson provides the ePOS SDK (iOS, Android, JavaScript), OPOS ADK (Windows) and JavaPOS ADK (Windows, Linux), plus the Advanced Printer Driver, Mac printer driver and CUPS driver. Barcode scanner control through the printer's USB ports requires Epson ePOS SDK 2.9.0 or later.

How it compares

The only difference Epson's ordering information shows between C31CH92A9991 and C31CH92A9981 is case color: this SKU is white and C31CH92A9981 is black. If you do not need Wi-Fi, the white Ethernet model is C31CH92021, whose part description lists USB and Ethernet without the WL06 unit. Epson also lists a white Bluetooth model, C31CH92011.

Frequently asked questions

Does C31CH92A9991 include the Wi-Fi adapter?

The distributor part description for C31CH92A9991 lists Ethernet, USB and WL06 in Epson White, and Epson's ordering information defines this part number as the TM-m30II-h wireless model. The WL06 is the Epson wireless LAN unit that gives the TM-m30II-h its Wi-Fi connection.

How is Wi-Fi set up on the TM-m30II-h?

Epson lists SimpleAP mode (wireless model only) and QR code setup, and Epson TM Utility for iOS and Android can connect the printer to your network. Leave the Ethernet cable unplugged while using Wi-Fi: Epson notes that a connected LAN cable disables wireless LAN.

Can an iPad use the printer's network connection?

Yes, over USB. Epson's USB-Network-Tethering provides network connectivity from the printer to a connected tablet, and Epson states that this feature works only with iOS devices.

What paper does it take?

Thermal roll paper 80 mm or 58 mm wide and 48 to 80 µm thick, on rolls up to 83 mm in diameter with a core of at least 18 mm. Epson's technical reference guide describes installing the 58 mm roll paper guides to switch from 80 mm to 58 mm.

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