Zebra TC55, 10.9 cm (4.3"), 800 x 480 pixels, LCD, 1 GB, MicroSD (TransFlash), MicroSDHC, RAM Zebra TC55. Display diagonal: 10.9 cm (4.3"), Display resolution: 800 x 480 pixels. Internal memory: 1 GB, Compatible memory cards: MicroSD (TransFlash), MicroSDHC. Processor frequency: 1.5 GHz. Operating system installed: Android 4.4.3. Wi-Fi standards: 802.11a, 802.11g, 802.11b, Wi-Fi 4 (802.11n). Barcode reader