ASUS ZenWiFi Pro XT12(2-PK). Product colour: Black, Antenna type: Internal. Wi-Fi band: Tri-band (2.4 GHz / 5 GHz / 5 GHz), Top Wi-Fi standard: Wi-Fi 6 (802.11ax), Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax). Processor frequency: 2 GHz, Internal memory: 1024 MB, Flash memory: 256 MB. AC adapter input voltage: 110 - 240 V, AC adapter frequency: 50/60 Hz, AC adapter output voltage: 19/19.5 V. Width: 115 mm, Depth: 115 mm, Height: 241 mm