# Setting Up a Data Connection # Wi-Fi Wi- Fi in accordance with IEEE 802.11 a/b/g/n/ac. Transfer in 2.4 GHz and 5 GHz. Three Wi- Fi modes simultaneously: Tethering (2.4 GHz or 5 GHz). 2.4 GHz access point. 5 GHz access point. Wi- Fi aerial. One multiband aerial each for 2.4 GHz and 5 GHz. Several Wi- Fi devices can be connected simultaneously. Internet connection via Wi- Fi: Tethering via mobile telephone or eSIM. Wi- Fi hotspot for clients in the vehicle. Simplified pairing process via QR code. # Possible types of data connections External Wi- Fi device: use the Wi- Fi hotspot of an external Wi- Fi device, e.g. mobile telephone. eSIM (embedded SIM): the vehicle has a control unit with embedded eSIM card. To use the Wi- Fi hotspot, you need to purchase data plans via our external mobile telephone partner's web shop. The available data connection types depend on the vehicle equipment.