The MobiWire Koi (model KOI.NL) is built for portability and ease of use, featuring a classic flip design.

The is a modern take on the classic dumbphone (feature phone). Designed for simplicity, long battery life, and 4G VoLTE calling, it is popular among seniors, digital minimalists, and users needing a reliable backup device.

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If you’ve just unboxed a Koi and feel lost without a physical manual, this guide covers the essential functions, from inserting SIM cards to troubleshooting network issues.

A: Yes. The manual states support for microSD cards up to 64GB (FAT32 format).