Eversolo has released differential packages via OTA for their model PLAY.
- Eversolo PLAY v1.4.82 to v1.5.10 diff package
- Eversolo PLAY v1.4.85 to v1.5.10 diff package
- Eversolo PLAY v1.4.95 to v1.5.10 diff package
- Eversolo PLAY v1.5.05 to v1.5.10 diff package