Echo Input (2018)
Model AEOCK. Firmware version details.
| Version Name | Fire OS 6.5.7.2 (NS6572/6448) |
| Version Code | 12718780548 |
| Uploaded | 2026-04-11 |
| Download URL | https://d1s31zyz7dcc2d.cloudfront.net/2026/4/11/1b8bd08d-4321-4bc1-b637-8fe75410b518/update-kindle-cupcake-NS6572_user_6448_0012718780548.bin |
| MD5 | 8eecacaf3c9e2e62c635da4962121cb2 |