Zebra MC3390R, 10.2 cm (4"), 800 x 480 pixels, 4 GB, 32 GB, MicroSD (TransFlash), 32 GB Zebra MC3390R. Display diagonal: 10.2 cm (4"), Display resolution: 800 x 480 pixels. Internal memory: 4 GB, Flash memory: 32 GB, Compatible memory cards: MicroSD (TransFlash). Processor frequency: 1.8 GHz, Processor manufacturer: Qualcomm, Processor family: Qualcomm. Operating system installed: Android. Wi-Fi standards: 802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n). Keyboard layout: Numeric, Barcode reader