•Multi-size compatibility: Provides adjustable paper guides to print paper labels of various sizes to meet your diverse printing needs. Adjustable width range is 20~64mm •Multi-system compatibility: The driver can run smoothly on Windows XP, 7, 8, 10, for Mac Os systems. If you need to use mobile printing, please choose the Bluetooth-compatible version and download the mobile printing APP to print labels through your smartphone •Durable and cost-saving: Adopts direct thermal printing technology, no ribbon or toner is required •Dual-mode printing: Supports printing of self-adhesive labels and receipts, one machine can be used for more scenarios 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 Package included: •1 x Printer •1 x Power Adapter •1 x Power Cable •1 x Data Cable •1 x English User Manual •Other things not included