Specifications:
| Model | CT220K |
| Print mode | Thermosensitive |
| Resolution | 203DPI (8dots/mm) |
| Max print speed | 127mm/s |
| Max print width | 56mm |
| Max print length | 120mm |
| Paper width (including release paper) | max 64mm, min 20mm |
| Diameter of paper roll core | 25.4mm~38.1mm |
| Outer diameter of paper roll | max 90mm |
| Paper positioning mode | Clearing, Black label, Continuous |
| Paper detection mode | Reflection (left) |
| Communication mode | Standard USB, Bluetooth-compatible (optional), Ethernet port |
| RAM | 640KB SDRAM, 4MB FLASH |
| Language | TSPL, ESC/POS |
| Typeface | ASCII 12*24, 24*24; GB18030 24*24 Song typeface; 12*24 Extended Song typeface |
| Barcode | CODE128, CODE39, CODE93, EAN8, EAN13, EAN128, UPC-A, UPC-E, ITF14 |
| QR code | QR CODE |
| Power source specification | Input: AC 100V-240V, 50-60Hz Output: DC 12V 3A |
| Body size | 184*137*128mm |
| Body weight | 725g |
| Working condition | Temperature: 0~40℃ (41~104°F), Humidity: (non-condensing) 25~85% |
| Storage condition | Temperature: -40~60℃ (-40~140°F), Humidity: (non-condensing) 10~90% |
| Operating system | Android 6, iOS10, XP or above |
| Safety certificates | CCC, CE, FCC, RoHS |