Zebra MC3390xR, 10.2 cm (4"), 800 x 480 pixels, Gorilla Glass, 4 GB, 32 GB, SDHC, SDXC Zebra MC3390xR. Display diagonal: 10.2 cm (4"), Display resolution: 800 x 480 pixels. Internal memory: 4 GB, Flash memory: 32 GB, Compatible memory cards: SDHC, SDXC. Processor frequency: 2.2 GHz, Processor manufacturer: Qualcomm, Processor family: Snapdragon, Processor model: 660. Operating system installed: Android. Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac). Keyboard layout: Alphanumeric, Barcode reader