The SDSQUGN-256G-GN6MN is a 256GB SanDisk Ultra Go microSDXC memory card, providing twice the storage of the 128GB model you listed.
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Product specifications
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Model: SDSQUGN-256G-GN6MN
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Brand: SanDisk
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Series: Ultra Go
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Capacity: 256GB
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Format: microSDXC
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Speed class: Class 10 (C10)
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Interface: UHS-I
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Maximum advertised read speed: 190 MB/s
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Warranty: 10 years, according to your supplied description; regional terms may vary.
Ultra Go capacity comparison
| Model | Capacity | Advertised read speed |
|---|---|---|
| SDSQUGN-032G-GN6MN | 32GB | 120 MB/s |
| SDSQUGN-064G-GN6MN | 64GB | 140 MB/s |
| SDSQUGN-128G-GN6MN | 128GB | 190 MB/s |
| SDSQUGN-256G-GN6MN | 256GB | 190 MB/s |
The 256GB model offers eight times the storage of the 32GB version. Its listed read speed matches the 128GB model.
Important: The 190 MB/s figure is the advertised maximum read speed, not the write speed. For continuous security-camera recording, check write performance, endurance rating, and camera compatibility before choosing this card.