Acer CloudProfessor, MicroSD (TransFlash), 128 GB, 16 GB, 3.2 Gen 1 (3.1 Gen 1), Wi-Fi 5 (802.11ac), Linux Acer CloudProfessor. Compatible memory cards: MicroSD (TransFlash), Maximum memory card size: 128 GB, Internal storage capacity: 16 GB. USB version: 3.2 Gen 1 (3.1 Gen 1), Wi-Fi standards: Wi-Fi 5 (802.11ac). Operating system installed: Linux. Height: 13 mm, Weight: 108 g, Width: 108 mm