supports Phones/Mac/Windows/ to connect Bluetooth directly! (Bluetooth supports Android/iOS system & MAC/Win 10 and higher versions 2. No ink needed. 150mm/s printing speed (up to 72 sheets 4x6 labels/min) 3. works with all platforms, including USPS, UPS, eBay, Esty, Shopify, Amazon, PayPal, Poshmark, Square, Big commerce, Mercari, Wix, etc. 4. works with any thermal labels with width of 1"-4.6" to print shipping labels, logo/thanks/address labels and more. 5. NOTE: Please download software "Labelife" to use the template 6. Comes without product original box. Packaged well.