Key specifications of the Z91 POS mobile device: Operating System: Usually comes with the modern Android 11.0 to ensure application efficiency. Screen: 5.5-inch high-definition touchscreen. Printer: Built-in high-speed thermal printer (58 mm). Memory and Performance: 2GB RAM and 16GB SSD internal storage (some models may vary). Connectivity: Supports 4G LTE, Wi-Fi, Bluetooth, and NFC networks. Battery: Powerful lithium battery with a capacity of 5000-5600 mAh. Financial sales application approved by Zakat and Income Tax. Adding items and prices for free. Technical support and training for one year for free. Shipping to all cities of the Kingdom, by the grace of God. Offer price is 450 SAR including tax.