Hardware Version: V1.0

Software Version: V1.0.0.1

Upgrade Notes:

1. This firmware isonly fit for i27V1.0 and its firmware version must be in V1.0.0..XX or more.

2. Do not power offthe device when upgrading.

3. Please unzip thefile you downloaded and use the file ended with "bin" or"trx" to upgrade your device.

4. Please reset itto factory settings after upgraded it.

Release Notes:

1. First release.