Amazon Echo Dot Max. Virtual assistant: Amazon Alexa, Shape: Spheric, Product colour: Black. Connectivity technology: Wireless, Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E.... Power source type: Battery. Width: 110 mm, Depth: 110 mm, Height: 99 mm. Package width: 119 mm, Package depth: 164 mm, Package height: 115 mm