SIM, Network & Connectivity
Information about SIM and eSIM support, mobile bands, network compatibility, roaming, Wi-Fi calling, hotspot, tethering and connectivity features on the MC03.
What are the bands supported by the MC03?
The MC03 is unlocked and supports the following bands:. GSM: 850 / 900 / 1800 / 1900UMTS: B1 / 2 / 5 / 8LTE: B1 / 2 / 3 / 5 / 7 / 8 / 9 / 18 / 19 / 20 / 28AB / 34 / 38 / 40 / 41 (194 MHz) / 42 / 43 (194 MHz)5G NR: n1 / 3 / 5 / 7 / 8 / 20 / 26 / 28 /
Does the MC03 support Dual SIMs/eSIM?
Yes. The MC03 supports Dual SIM functionality through one physical nano-SIM slot and one eSIM.
How do I set up my preferred network type, 5G, 4G or 3G?
Go to Settings, then Network & internet, then Mobile network. Tap Advanced, then tap Preferred network type to choose your preferred network type, such as 5G, 4G or 3G.
Does the MC03 support VoWiFi, Wi-Fi calling?
Yes. The MC03 supports VoWiFi, also known as Wi-Fi calling.
Can the MC03 be used as a hotspot, and how many devices can connect to it?
Yes. The MC03 supports hotspot functionality, allowing you to share your mobile connection with other devices. The device itself can handle multiple connections. In practical use, it has been successfully used with at least five devices connected at
Will the MC03 work with all mobile providers, e.g. O2, Vodafone, Telekom, 1&1 and prepaid providers?
Yes. The MC03 is designed to work with major mobile network providers such as O2, Vodafone, Telekom and 1&1, as well as most prepaid and SIM-only providers. The device supports a wide range of 2G, 3G, 4G LTE and 5G bands, including key frequencies us
Does the MC03 support roaming?
Yes. Roaming is supported, depending on your mobile carrier and subscription plan.
Does the MC03 support tethering via USB or Bluetooth?
Yes. In addition to Wi-Fi hotspot, the MC03 supports tethering via USB and Bluetooth.